diff --git a/Lib/pty.py b/Lib/pty.py
index d31efe4..b06938a 100644
--- a/Lib/pty.py
+++ b/Lib/pty.py
@@ -16,9 +16,37 @@
 
 CHILD = 0
 
+def openpty():
+	"""openpty() -> (master_fd, slave_fd)
+	Open a pty master/slave pair, using os.openpty() if possible."""
+
+	try:
+		return os.openpty()
+	except (AttributeError, OSError):
+		pass
+	master_fd, slave_name = _open_terminal()
+	slave_fd = _slave_open(slave_name)
+	return master_fd, slave_fd
+
 def master_open():
+	"""master_open() -> (master_fd, slave_name)
+	Open a pty master and return the fd, and the filename of the slave end.
+	Deprecated, use openpty() instead."""
+
+	try:
+		master_fd, slave_fd = os.openpty()
+	except (AttributeError, OSError):
+		pass
+	else:
+		slave_name = os.ttyname(slave_fd)
+		os.close(slave_fd)
+		return master_fd, slave_name
+
+	return _open_terminal()
+
+def _open_terminal():
 	"""Open pty master and return (master_fd, tty_name).
-	SGI and Linux/BSD version."""
+	SGI and generic BSD version, for when openpty() fails."""
 	try:
 		import sgi
 	except ImportError:
@@ -40,22 +68,35 @@
 	raise os.error, 'out of pty devices'
 
 def slave_open(tty_name):
-	"""Open the pty slave and acquire the controlling terminal.
-	Return the file descriptor.  Linux version."""
-	# (Should be universal? --Guido)
+	"""slave_open(tty_name) -> slave_fd
+	Open the pty slave and acquire the controlling terminal, returning
+	opened filedescriptor.
+	Deprecated, use openpty() instead."""
+
 	return os.open(tty_name, FCNTL.O_RDWR)
 
 def fork():
-	"""Fork and make the child a session leader with a controlling terminal.
-	Return (pid, master_fd)."""
-	master_fd, tty_name = master_open() 
+	"""fork() -> (pid, master_fd)
+	Fork and make the child a session leader with a controlling terminal."""
+
+	try:
+		pid, fd = os.forkpty()
+	except (AttributeError, OSError):
+		pass
+	else:
+		if pid == CHILD:
+			try:
+				os.setsid()
+			except OSError:
+				# os.forkpty() already set us session leader
+				pass
+		return pid, fd
+
+	master_fd, slave_fd = openpty() 
 	pid = os.fork()
 	if pid == CHILD:
 		# Establish a new session.
 		os.setsid()
-
-		# Acquire controlling terminal.
-		slave_fd = slave_open(tty_name)
 		os.close(master_fd)
 
 		# Slave becomes stdin/stdout/stderr of child.
@@ -68,17 +109,17 @@
 	# Parent and child process.
 	return pid, master_fd
 
-def writen(fd, data):
+def _writen(fd, data):
 	"""Write all the data to a descriptor."""
 	while data != '':
 		n = os.write(fd, data)
 		data = data[n:]
 
-def read(fd):
+def _read(fd):
 	"""Default read function."""
 	return os.read(fd, 1024)
 
-def copy(master_fd, master_read=read, stdin_read=read):
+def _copy(master_fd, master_read=_read, stdin_read=_read):
 	"""Parent copy loop.
 	Copies  
 	  	pty master -> standard output	(master_read)
@@ -91,9 +132,9 @@
 			os.write(STDOUT_FILENO, data)
 		if STDIN_FILENO in rfds:
 			data = stdin_read(STDIN_FILENO)
-			writen(master_fd, data)
+			_writen(master_fd, data)
 
-def spawn(argv, master_read=read, stdin_read=read):
+def spawn(argv, master_read=_read, stdin_read=_read):
 	"""Create a spawned process."""
 	if type(argv) == type(''):
 		argv = (argv,)
@@ -103,6 +144,6 @@
 	mode = tty.tcgetattr(STDIN_FILENO)
 	tty.setraw(STDIN_FILENO)
 	try:
-		copy(master_fd, master_read, stdin_read)
+		_copy(master_fd, master_read, stdin_read)
 	except:
 		tty.tcsetattr(STDIN_FILENO, tty.TCSAFLUSH, mode)
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 67096c3..809c24a 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -1731,6 +1731,64 @@
 }
 #endif
 
+#if defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY)
+#ifdef HAVE_PTY_H
+#include <pty.h>
+#else
+#ifdef HAVE_LIBUTIL_H
+#include <libutil.h>
+#else
+/* BSDI does not supply a prototype for the 'openpty' and 'forkpty'
+   functions, eventhough they are included in libutil. */
+#include <termios.h>
+extern int openpty(int *, int *, char *, struct termios *, struct winsize *);
+extern int forkpty(int *, char *, struct termios *, struct winsize *);
+#endif /* HAVE_LIBUTIL_H */
+#endif /* HAVE_PTY_H */
+#endif /* defined(HAVE_OPENPTY) or defined(HAVE_FORKPTY) */
+
+#ifdef HAVE_OPENPTY
+static char posix_openpty__doc__[] =
+"openpty() -> (master_fd, slave_fd)\n\
+Open a pseudo-terminal, returning open fd's for both master and slave end.\n";
+
+static PyObject *
+posix_openpty(self, args)
+	PyObject *self;
+	PyObject *args;
+{
+	int master_fd, slave_fd;
+	if (!PyArg_ParseTuple(args, ":openpty"))
+		return NULL;
+	if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) != 0)
+		return posix_error();
+	return Py_BuildValue("(ii)", master_fd, slave_fd);
+}
+#endif
+
+#ifdef HAVE_FORKPTY
+static char posix_forkpty__doc__[] =
+"forkpty() -> (pid, master_fd)\n\
+Fork a new process with a new pseudo-terminal as controlling tty.\n\n\
+Like fork(), return 0 as pid to child process, and PID of child to parent.\n\
+To both, return fd of newly opened pseudo-terminal.\n";
+
+static PyObject *
+posix_forkpty(self, args)
+	PyObject *self;
+	PyObject *args;
+{
+	int master_fd, pid;
+	
+	if (!PyArg_ParseTuple(args, ":forkpty"))
+		return NULL;
+	pid = forkpty(&master_fd, NULL, NULL, NULL);
+	if (pid == -1)
+		return posix_error();
+	PyOS_AfterFork();
+	return Py_BuildValue("(ii)", pid, master_fd);
+}
+#endif
 
 #ifdef HAVE_GETEGID
 static char posix_getegid__doc__[] =
@@ -4514,6 +4572,12 @@
 #ifdef HAVE_FORK
 	{"fork",	posix_fork, METH_VARARGS, posix_fork__doc__},
 #endif /* HAVE_FORK */
+#ifdef HAVE_OPENPTY
+	{"openpty",	posix_openpty, METH_VARARGS, posix_openpty__doc__},
+#endif /* HAVE_OPENPTY */
+#ifdef HAVE_FORKPTY
+	{"forkpty",	posix_forkpty, METH_VARARGS, posix_forkpty__doc__},
+#endif /* HAVE_FORKPTY */
 #ifdef HAVE_GETEGID
 	{"getegid",	posix_getegid, METH_VARARGS, posix_getegid__doc__},
 #endif /* HAVE_GETEGID */
diff --git a/configure b/configure
index 9ef25e3..3838978 100755
--- a/configure
+++ b/configure
@@ -3,7 +3,7 @@
 # From configure.in Revision: 1.125 
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.13 
+# Generated automatically using autoconf version 2.14.1 
 # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
@@ -367,7 +367,7 @@
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.13"
+    echo "configure generated by autoconf version 2.14.1"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -527,7 +527,7 @@
 
 if test -r "$cache_file"; then
   echo "loading cache $cache_file"
-  . $cache_file
+      test -f "$cache_file" && . $cache_file
 else
   echo "creating cache $cache_file"
   > $cache_file
@@ -784,7 +784,7 @@
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:787: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CC+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$CC"; then
@@ -814,7 +814,7 @@
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:817: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CC+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$CC"; then
@@ -860,12 +860,12 @@
 
   if test -z "$CC"; then
     case "`uname -s`" in
-    *win32* | *WIN32*)
+    *win32* | *WIN32* | *CYGWIN*)
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:868: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CC+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$CC"; then
@@ -895,8 +895,8 @@
   test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
 fi
 
-echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:900: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) works""... $ac_c" 1>&6
+echo "configure:900: checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -937,14 +937,14 @@
 if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
-echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:942: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
+echo "configure:942: checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
 echo "configure:947: checking whether we are using GNU C" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_gcc+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
@@ -972,7 +972,7 @@
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
 echo "configure:975: checking whether ${CC-cc} accepts -g" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_cc_g+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   echo 'void f(){}' > conftest.c
@@ -1085,7 +1085,7 @@
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:1088: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_RANLIB+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$RANLIB"; then
@@ -1118,7 +1118,7 @@
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:1121: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_AR+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$AR"; then
@@ -1197,7 +1197,7 @@
   CPP=
 fi
 if test -z "$CPP"; then
-if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CPP+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     # This must be in double quotes, not single quotes, because CPP may get
@@ -1297,7 +1297,7 @@
 ac_safe=`echo "minix/config.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for minix/config.h""... $ac_c" 1>&6
 echo "configure:1300: checking for minix/config.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1346,7 +1346,7 @@
 
 echo $ac_n "checking whether $CC accepts -OPT:Olimit=0""... $ac_c" 1>&6
 echo "configure:1349: checking whether $CC accepts -OPT:Olimit=0" >&5
-if eval "test \"`echo '$''{'ac_cv_opt_olimit_ok'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_opt_olimit_ok+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_cc="$CC"
@@ -1380,7 +1380,7 @@
 else
   echo $ac_n "checking whether $CC accepts -Olimit 1500""... $ac_c" 1>&6
 echo "configure:1383: checking whether $CC accepts -Olimit 1500" >&5
-  if eval "test \"`echo '$''{'ac_cv_olimit_ok'+set}'`\" = set"; then
+  if eval "test \"\${ac_cv_olimit_ok+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_cc="$CC"
@@ -1447,7 +1447,7 @@
 # checks for header files
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
 echo "configure:1450: checking for ANSI C header files" >&5
-if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_stdc+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1553,12 +1553,12 @@
 signal.h stdarg.h stddef.h stdlib.h thread.h unistd.h utime.h \
 sys/audioio.h sys/file.h sys/lock.h \
 sys/param.h sys/select.h sys/socket.h sys/time.h sys/times.h \
-sys/un.h sys/utsname.h sys/wait.h
+sys/un.h sys/utsname.h sys/wait.h pty.h libutil.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
 echo "configure:1561: checking for $ac_hdr" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1599,7 +1599,7 @@
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
 echo "configure:1602: checking for $ac_hdr that defines DIR" >&5
-if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_dirent_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1638,7 +1638,7 @@
 echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
 echo "configure:1640: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
@@ -1679,7 +1679,7 @@
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
 echo "configure:1681: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
@@ -1753,7 +1753,7 @@
 # Type availability checks
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
 echo "configure:1756: checking for mode_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_type_mode_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1768,29 +1768,31 @@
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])mode_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_mode_t=yes
+  eval "ac_cv_type_mode_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_mode_t=no
+  eval "ac_cv_type_mode_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_mode_t" 1>&6
-if test $ac_cv_type_mode_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'mode_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define mode_t int
 EOF
 
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:1789: checking for off_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
+echo "configure:1791: checking for off_t" >&5
+if eval "test \"\${ac_cv_type_off_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1794 "configure"
+#line 1796 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1801,29 +1803,31 @@
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])off_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_off_t=yes
+  eval "ac_cv_type_off_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_off_t=no
+  eval "ac_cv_type_off_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_off_t" 1>&6
-if test $ac_cv_type_off_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'off_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define off_t long
 EOF
 
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:1822: checking for pid_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
+echo "configure:1826: checking for pid_t" >&5
+if eval "test \"\${ac_cv_type_pid_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1827 "configure"
+#line 1831 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1834,29 +1838,31 @@
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])pid_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_pid_t=yes
+  eval "ac_cv_type_pid_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_pid_t=no
+  eval "ac_cv_type_pid_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_pid_t" 1>&6
-if test $ac_cv_type_pid_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'pid_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define pid_t int
 EOF
 
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1855: checking return type of signal handlers" >&5
-if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
+echo "configure:1861: checking return type of signal handlers" >&5
+if eval "test \"\${ac_cv_type_signal+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1860 "configure"
+#line 1866 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1873,7 +1879,7 @@
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1877: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1883: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -1892,12 +1898,12 @@
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:1896: checking for size_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
+echo "configure:1902: checking for size_t" >&5
+if eval "test \"\${ac_cv_type_size_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1901 "configure"
+#line 1907 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1908,29 +1914,31 @@
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])size_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_size_t=yes
+  eval "ac_cv_type_size_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_size_t=no
+  eval "ac_cv_type_size_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_size_t" 1>&6
-if test $ac_cv_type_size_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'size_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define size_t unsigned
 EOF
 
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:1929: checking for uid_t in sys/types.h" >&5
-if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
+echo "configure:1937: checking for uid_t in sys/types.h" >&5
+if eval "test \"\${ac_cv_type_uid_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1934 "configure"
+#line 1942 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -1961,15 +1969,15 @@
 
 # Sizes of various common basic types
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:1965: checking size of int" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
+echo "configure:1973: checking size of int" >&5
+if eval "test \"\${ac_cv_sizeof_int+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1973 "configure"
+#line 1981 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1980,7 +1988,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1984: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1992: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -2000,15 +2008,15 @@
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:2004: checking size of long" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
+echo "configure:2012: checking size of long" >&5
+if eval "test \"\${ac_cv_sizeof_long+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2012 "configure"
+#line 2020 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2019,7 +2027,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2023: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2031: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -2039,15 +2047,15 @@
 
 
 echo $ac_n "checking size of void *""... $ac_c" 1>&6
-echo "configure:2043: checking size of void *" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_void_p'+set}'`\" = set"; then
+echo "configure:2051: checking size of void *" >&5
+if eval "test \"\${ac_cv_sizeof_void_p+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2051 "configure"
+#line 2059 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2058,7 +2066,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2062: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2070: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_void_p=`cat conftestval`
 else
@@ -2078,15 +2086,15 @@
 
 
 echo $ac_n "checking size of char""... $ac_c" 1>&6
-echo "configure:2082: checking size of char" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_char'+set}'`\" = set"; then
+echo "configure:2090: checking size of char" >&5
+if eval "test \"\${ac_cv_sizeof_char+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2090 "configure"
+#line 2098 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2097,7 +2105,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2101: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2109: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_char=`cat conftestval`
 else
@@ -2117,15 +2125,15 @@
 
 
 echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:2121: checking size of short" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
+echo "configure:2129: checking size of short" >&5
+if eval "test \"\${ac_cv_sizeof_short+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2129 "configure"
+#line 2137 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2136,7 +2144,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2140: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2148: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_short=`cat conftestval`
 else
@@ -2156,15 +2164,15 @@
 
 
 echo $ac_n "checking size of float""... $ac_c" 1>&6
-echo "configure:2160: checking size of float" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_float'+set}'`\" = set"; then
+echo "configure:2168: checking size of float" >&5
+if eval "test \"\${ac_cv_sizeof_float+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2168 "configure"
+#line 2176 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2175,7 +2183,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2179: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2187: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_float=`cat conftestval`
 else
@@ -2195,15 +2203,15 @@
 
 
 echo $ac_n "checking size of double""... $ac_c" 1>&6
-echo "configure:2199: checking size of double" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_double'+set}'`\" = set"; then
+echo "configure:2207: checking size of double" >&5
+if eval "test \"\${ac_cv_sizeof_double+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2207 "configure"
+#line 2215 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2214,7 +2222,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2218: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2226: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_double=`cat conftestval`
 else
@@ -2235,17 +2243,17 @@
 
 
 echo $ac_n "checking for long long support""... $ac_c" 1>&6
-echo "configure:2239: checking for long long support" >&5
+echo "configure:2247: checking for long long support" >&5
 have_long_long=no
 cat > conftest.$ac_ext <<EOF
-#line 2242 "configure"
+#line 2250 "configure"
 #include "confdefs.h"
 
 int main() {
 long long x; x = (long long)0;
 ; return 0; }
 EOF
-if { (eval echo configure:2249: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2257: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_LONG_LONG 1
@@ -2259,15 +2267,15 @@
 echo "$ac_t""$have_long_long" 1>&6
 if test "$have_long_long" = yes ; then
 echo $ac_n "checking size of long long""... $ac_c" 1>&6
-echo "configure:2263: checking size of long long" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then
+echo "configure:2271: checking size of long long" >&5
+if eval "test \"\${ac_cv_sizeof_long_long+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2271 "configure"
+#line 2279 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2278,7 +2286,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2290: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long_long=`cat conftestval`
 else
@@ -2301,15 +2309,15 @@
 
 # Hmph. AC_CHECK_SIZEOF() doesn't include <sys/types.h>.
 echo $ac_n "checking size of off_t""... $ac_c" 1>&6
-echo "configure:2305: checking size of off_t" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_off_t'+set}'`\" = set"; then
+echo "configure:2313: checking size of off_t" >&5
+if eval "test \"\${ac_cv_sizeof_off_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2313 "configure"
+#line 2321 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <sys/types.h>
@@ -2321,7 +2329,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2325: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2333: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_off_t=`cat conftestval`
 else
@@ -2343,7 +2351,7 @@
 
 
 echo $ac_n "checking whether to enable large file support""... $ac_c" 1>&6
-echo "configure:2347: checking whether to enable large file support" >&5
+echo "configure:2355: checking whether to enable large file support" >&5
 if test "$have_long_long" = yes -a \
 	"$ac_cv_sizeof_off_t" -gt "$ac_cv_sizeof_long" -a \
 	"$ac_cv_sizeof_long_long" -ge "$ac_cv_sizeof_off_t"; then
@@ -2369,7 +2377,7 @@
 esac
 
 echo $ac_n "checking for --with-next-framework""... $ac_c" 1>&6
-echo "configure:2373: checking for --with-next-framework" >&5
+echo "configure:2381: checking for --with-next-framework" >&5
 if test "$with_next_framework"
 then
 	OPT="$OPT -fno-common"
@@ -2386,7 +2394,7 @@
 fi
 
 echo $ac_n "checking for --with-dyld""... $ac_c" 1>&6
-echo "configure:2390: checking for --with-dyld" >&5
+echo "configure:2398: checking for --with-dyld" >&5
 if test "$with_next_framework" -o "$with_dyld"
 then
 	if test "$with_dyld"
@@ -2412,7 +2420,7 @@
 # SO is the extension of shared libraries `(including the dot!)
 # -- usually .so, .sl on HP-UX
 echo $ac_n "checking SO""... $ac_c" 1>&6
-echo "configure:2416: checking SO" >&5
+echo "configure:2424: checking SO" >&5
 if test -z "$SO"
 then
 	case $ac_sys_system in
@@ -2426,7 +2434,7 @@
 # (Shared libraries in this instance are shared modules to be loaded into
 # Python, as opposed to building Python itself as a shared library.)
 echo $ac_n "checking LDSHARED""... $ac_c" 1>&6
-echo "configure:2430: checking LDSHARED" >&5
+echo "configure:2438: checking LDSHARED" >&5
 if test -z "$LDSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -2471,7 +2479,7 @@
 # CCSHARED are the C *flags* used to create objects to go into a shared
 # library (module) -- this is only needed for a few systems
 echo $ac_n "checking CCSHARED""... $ac_c" 1>&6
-echo "configure:2475: checking CCSHARED" >&5
+echo "configure:2483: checking CCSHARED" >&5
 if test -z "$CCSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -2494,7 +2502,7 @@
 # LINKFORSHARED are the flags passed to the $(CC) command that links
 # the python executable -- this is only needed for a few systems
 echo $ac_n "checking LINKFORSHARED""... $ac_c" 1>&6
-echo "configure:2498: checking LINKFORSHARED" >&5
+echo "configure:2506: checking LINKFORSHARED" >&5
 if test -z "$LINKFORSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -2530,15 +2538,15 @@
 
 # checks for libraries
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:2534: checking for dlopen in -ldl" >&5
+echo "configure:2542: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2542 "configure"
+#line 2550 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2549,7 +2557,7 @@
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:2553: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2561: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2577,15 +2585,15 @@
 fi
 	# Dynamic linking for SunOS/Solaris and SYSV
 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:2581: checking for shl_load in -ldld" >&5
+echo "configure:2589: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2589 "configure"
+#line 2597 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2596,7 +2604,7 @@
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:2600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2608: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2627,16 +2635,16 @@
 # checks for system dependent C++ extensions support
 case "$ac_sys_system" in
 	AIX*)	echo $ac_n "checking for genuine AIX C++ extensions support""... $ac_c" 1>&6
-echo "configure:2631: checking for genuine AIX C++ extensions support" >&5
+echo "configure:2639: checking for genuine AIX C++ extensions support" >&5
 		cat > conftest.$ac_ext <<EOF
-#line 2633 "configure"
+#line 2641 "configure"
 #include "confdefs.h"
 #include "/usr/lpp/xlC/include/load.h"
 int main() {
 loadAndInit("", 0, "")
 ; return 0; }
 EOF
-if { (eval echo configure:2640: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2648: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define AIX_GENUINE_CPLUSPLUS 1
@@ -2660,15 +2668,15 @@
 IRIX*) ;;
 *)
 echo $ac_n "checking for t_open in -lnsl""... $ac_c" 1>&6
-echo "configure:2664: checking for t_open in -lnsl" >&5
+echo "configure:2672: checking for t_open in -lnsl" >&5
 ac_lib_var=`echo nsl'_'t_open | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2672 "configure"
+#line 2680 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2679,7 +2687,7 @@
 t_open()
 ; return 0; }
 EOF
-if { (eval echo configure:2683: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2691: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2700,15 +2708,15 @@
 fi
  # SVR4
 echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:2704: checking for socket in -lsocket" >&5
+echo "configure:2712: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2712 "configure"
+#line 2720 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2719,7 +2727,7 @@
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:2723: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2731: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2740,15 +2748,15 @@
 fi
  # SVR4 sockets
 echo $ac_n "checking for socket in -lnet""... $ac_c" 1>&6
-echo "configure:2744: checking for socket in -lnet" >&5
+echo "configure:2752: checking for socket in -lnet" >&5
 ac_lib_var=`echo net'_'socket | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lnet $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2752 "configure"
+#line 2760 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2759,7 +2767,7 @@
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:2763: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2771: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2783,7 +2791,7 @@
 esac
 
 echo $ac_n "checking for --with-libs""... $ac_c" 1>&6
-echo "configure:2787: checking for --with-libs" >&5
+echo "configure:2795: checking for --with-libs" >&5
 # Check whether --with-libs or --without-libs was given.
 if test "${with_libs+set}" = set; then
   withval="$with_libs"
@@ -2797,7 +2805,7 @@
 
 
 echo $ac_n "checking for --with(out)-readline""... $ac_c" 1>&6
-echo "configure:2801: checking for --with(out)-readline" >&5
+echo "configure:2809: checking for --with(out)-readline" >&5
 # Check whether --with-readline or --without-readline was given.
 if test "${with_readline+set}" = set; then
   withval="$with_readline"
@@ -2812,7 +2820,7 @@
 USE_THREAD_MODULE="#"
 
 echo $ac_n "checking for --with-dec-threads""... $ac_c" 1>&6
-echo "configure:2816: checking for --with-dec-threads" >&5
+echo "configure:2824: checking for --with-dec-threads" >&5
 
 # Check whether --with-dec-threads or --without-dec-threads was given.
 if test "${with_dec_threads+set}" = set; then
@@ -2828,7 +2836,7 @@
 
 
 echo $ac_n "checking for --with-threads""... $ac_c" 1>&6
-echo "configure:2832: checking for --with-threads" >&5
+echo "configure:2840: checking for --with-threads" >&5
 # Check whether --with-threads or --without-threads was given.
 if test "${with_threads+set}" = set; then
   withval="$with_threads"
@@ -2842,7 +2850,7 @@
 
 
 echo $ac_n "checking for --with-thread""... $ac_c" 1>&6
-echo "configure:2846: checking for --with-thread" >&5
+echo "configure:2854: checking for --with-thread" >&5
 # Check whether --with-thread or --without-thread was given.
 if test "${with_thread+set}" = set; then
   withval="$with_thread"
@@ -2858,17 +2866,17 @@
 
 ac_safe=`echo "mach/cthreads.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for mach/cthreads.h""... $ac_c" 1>&6
-echo "configure:2862: checking for mach/cthreads.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+echo "configure:2870: checking for mach/cthreads.h" >&5
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2867 "configure"
+#line 2875 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2872: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2880: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2897,15 +2905,15 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pth_init in -lpth""... $ac_c" 1>&6
-echo "configure:2901: checking for pth_init in -lpth" >&5
+echo "configure:2909: checking for pth_init in -lpth" >&5
 ac_lib_var=`echo pth'_'pth_init | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lpth  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2909 "configure"
+#line 2917 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2916,7 +2924,7 @@
 pth_init()
 ; return 0; }
 EOF
-if { (eval echo configure:2920: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2928: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2945,15 +2953,15 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:2949: checking for pthread_create in -lpthread" >&5
+echo "configure:2957: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2957 "configure"
+#line 2965 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2964,7 +2972,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2968: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2976: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2993,12 +3001,12 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_detach""... $ac_c" 1>&6
-echo "configure:2997: checking for pthread_detach" >&5
-if eval "test \"`echo '$''{'ac_cv_func_pthread_detach'+set}'`\" = set"; then
+echo "configure:3005: checking for pthread_detach" >&5
+if eval "test \"\${ac_cv_func_pthread_detach+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3002 "configure"
+#line 3010 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_detach(); below.  */
@@ -3007,6 +3015,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char pthread_detach();
+char (*f)();
 
 int main() {
 
@@ -3016,12 +3025,12 @@
 #if defined (__stub_pthread_detach) || defined (__stub___pthread_detach)
 choke me
 #else
-pthread_detach();
+f = pthread_detach;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3025: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3034: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_pthread_detach=yes"
 else
@@ -3049,17 +3058,17 @@
 
 ac_safe=`echo "kernel/OS.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for kernel/OS.h""... $ac_c" 1>&6
-echo "configure:3053: checking for kernel/OS.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+echo "configure:3062: checking for kernel/OS.h" >&5
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3058 "configure"
+#line 3067 "configure"
 #include "confdefs.h"
 #include <kernel/OS.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3063: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3072: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3088,15 +3097,15 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:3092: checking for pthread_create in -lpthreads" >&5
+echo "configure:3101: checking for pthread_create in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3100 "configure"
+#line 3109 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3107,7 +3116,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3111: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3120: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3136,15 +3145,15 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:3140: checking for pthread_create in -lc_r" >&5
+echo "configure:3149: checking for pthread_create in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3148 "configure"
+#line 3157 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3155,7 +3164,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3184,15 +3193,15 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for __d6_pthread_create in -lthread""... $ac_c" 1>&6
-echo "configure:3188: checking for __d6_pthread_create in -lthread" >&5
+echo "configure:3197: checking for __d6_pthread_create in -lthread" >&5
 ac_lib_var=`echo thread'_'__d6_pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3196 "configure"
+#line 3205 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3203,7 +3212,7 @@
 __d6_pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3207: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3216: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3232,15 +3241,15 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lcma""... $ac_c" 1>&6
-echo "configure:3236: checking for pthread_create in -lcma" >&5
+echo "configure:3245: checking for pthread_create in -lcma" >&5
 ac_lib_var=`echo cma'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lcma  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3244 "configure"
+#line 3253 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3251,7 +3260,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3255: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3264: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3299,15 +3308,15 @@
 
 
 echo $ac_n "checking for usconfig in -lmpc""... $ac_c" 1>&6
-echo "configure:3303: checking for usconfig in -lmpc" >&5
+echo "configure:3312: checking for usconfig in -lmpc" >&5
 ac_lib_var=`echo mpc'_'usconfig | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lmpc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3311 "configure"
+#line 3320 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3318,7 +3327,7 @@
 usconfig()
 ; return 0; }
 EOF
-if { (eval echo configure:3322: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3331: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3344,15 +3353,15 @@
 fi
 
 echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
-echo "configure:3348: checking for thr_create in -lthread" >&5
+echo "configure:3357: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3356 "configure"
+#line 3365 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3363,7 +3372,7 @@
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3367: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3376: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3399,7 +3408,7 @@
 DLINCLDIR=/
 
 echo $ac_n "checking for --with-sgi-dl""... $ac_c" 1>&6
-echo "configure:3403: checking for --with-sgi-dl" >&5
+echo "configure:3412: checking for --with-sgi-dl" >&5
 # Check whether --with-sgi-dl or --without-sgi-dl was given.
 if test "${with_sgi_dl+set}" = set; then
   withval="$with_sgi_dl"
@@ -3423,7 +3432,7 @@
 
 
 echo $ac_n "checking for --with-dl-dld""... $ac_c" 1>&6
-echo "configure:3427: checking for --with-dl-dld" >&5
+echo "configure:3436: checking for --with-dl-dld" >&5
 # Check whether --with-dl-dld or --without-dl-dld was given.
 if test "${with_dl_dld+set}" = set; then
   withval="$with_dl_dld"
@@ -3450,12 +3459,12 @@
 # the dlopen() function means we might want to use dynload_shlib.o. some
 # platforms, such as AIX, have dlopen(), but don't want to use it.
 echo $ac_n "checking for dlopen""... $ac_c" 1>&6
-echo "configure:3454: checking for dlopen" >&5
-if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
+echo "configure:3463: checking for dlopen" >&5
+if eval "test \"\${ac_cv_func_dlopen+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3459 "configure"
+#line 3468 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dlopen(); below.  */
@@ -3464,6 +3473,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char dlopen();
+char (*f)();
 
 int main() {
 
@@ -3473,12 +3483,12 @@
 #if defined (__stub_dlopen) || defined (__stub___dlopen)
 choke me
 #else
-dlopen();
+f = dlopen;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3482: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3492: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_dlopen=yes"
 else
@@ -3502,7 +3512,7 @@
 # loading of modules.
 
 echo $ac_n "checking DYNLOADFILE""... $ac_c" 1>&6
-echo "configure:3506: checking DYNLOADFILE" >&5
+echo "configure:3516: checking DYNLOADFILE" >&5
 if test -z "$DYNLOADFILE"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -3542,12 +3552,12 @@
  truncate uname waitpid
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3546: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:3556: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3551 "configure"
+#line 3561 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3556,6 +3566,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -3565,12 +3576,12 @@
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3574: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3585: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3595,16 +3606,17 @@
 done
 
 
-# check for long file support functions
-for ac_func in fseek64 fseeko fstatvfs ftell64 ftello statvfs
+# check for openpty and forkpty
+
+for ac_func in openpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3603: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:3615: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3608 "configure"
+#line 3620 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3613,6 +3625,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -3622,12 +3635,212 @@
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3631: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3644: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+echo $ac_n "checking for openpty in -lutil""... $ac_c" 1>&6
+echo "configure:3666: checking for openpty in -lutil" >&5
+ac_lib_var=`echo util'_'openpty | sed 'y%./+-%__p_%'`
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-lutil  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3674 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char openpty();
+
+int main() {
+openpty()
+; return 0; }
+EOF
+if { (eval echo configure:3685: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  cat >> confdefs.h <<\EOF
+#define HAVE_OPENPTY 1
+EOF
+ LIBS="$LIBS -lutil"
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+fi
+done
+
+for ac_func in forkpty
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:3714: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3719 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+char (*f)();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+f = $ac_func;
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:3743: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+echo $ac_n "checking for forkpty in -lutil""... $ac_c" 1>&6
+echo "configure:3765: checking for forkpty in -lutil" >&5
+ac_lib_var=`echo util'_'forkpty | sed 'y%./+-%__p_%'`
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-lutil  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3773 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char forkpty();
+
+int main() {
+forkpty()
+; return 0; }
+EOF
+if { (eval echo configure:3784: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  cat >> confdefs.h <<\EOF
+#define HAVE_FORKPTY 1
+EOF
+ LIBS="$LIBS -lutil"
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+fi
+done
+
+
+# check for long file support functions
+for ac_func in fseek64 fseeko fstatvfs ftell64 ftello statvfs
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:3815: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3820 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+char (*f)();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+f = $ac_func;
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:3844: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3655,12 +3868,12 @@
 for ac_func in dup2 getcwd strdup strerror memmove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3659: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:3872: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3664 "configure"
+#line 3877 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3669,6 +3882,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -3678,12 +3892,12 @@
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3687: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3901: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3710,12 +3924,12 @@
 
 
 echo $ac_n "checking for getpgrp""... $ac_c" 1>&6
-echo "configure:3714: checking for getpgrp" >&5
-if eval "test \"`echo '$''{'ac_cv_func_getpgrp'+set}'`\" = set"; then
+echo "configure:3928: checking for getpgrp" >&5
+if eval "test \"\${ac_cv_func_getpgrp+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3719 "configure"
+#line 3933 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getpgrp(); below.  */
@@ -3724,6 +3938,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char getpgrp();
+char (*f)();
 
 int main() {
 
@@ -3733,12 +3948,12 @@
 #if defined (__stub_getpgrp) || defined (__stub___getpgrp)
 choke me
 #else
-getpgrp();
+f = getpgrp;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3957: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getpgrp=yes"
 else
@@ -3753,14 +3968,14 @@
 if eval "test \"`echo '$ac_cv_func_'getpgrp`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 3757 "configure"
+#line 3972 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 getpgrp(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3764: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3979: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define GETPGRP_HAVE_ARG 1
@@ -3776,12 +3991,12 @@
 fi
 
 echo $ac_n "checking for setpgrp""... $ac_c" 1>&6
-echo "configure:3780: checking for setpgrp" >&5
-if eval "test \"`echo '$''{'ac_cv_func_setpgrp'+set}'`\" = set"; then
+echo "configure:3995: checking for setpgrp" >&5
+if eval "test \"\${ac_cv_func_setpgrp+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3785 "configure"
+#line 4000 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setpgrp(); below.  */
@@ -3790,6 +4005,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char setpgrp();
+char (*f)();
 
 int main() {
 
@@ -3799,12 +4015,12 @@
 #if defined (__stub_setpgrp) || defined (__stub___setpgrp)
 choke me
 #else
-setpgrp();
+f = setpgrp;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4024: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_setpgrp=yes"
 else
@@ -3819,14 +4035,14 @@
 if eval "test \"`echo '$ac_cv_func_'setpgrp`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 3823 "configure"
+#line 4039 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 setpgrp(0,0);
 ; return 0; }
 EOF
-if { (eval echo configure:3830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4046: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SETPGRP_HAVE_ARG 1
@@ -3842,12 +4058,12 @@
 fi
 
 echo $ac_n "checking for gettimeofday""... $ac_c" 1>&6
-echo "configure:3846: checking for gettimeofday" >&5
-if eval "test \"`echo '$''{'ac_cv_func_gettimeofday'+set}'`\" = set"; then
+echo "configure:4062: checking for gettimeofday" >&5
+if eval "test \"\${ac_cv_func_gettimeofday+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3851 "configure"
+#line 4067 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gettimeofday(); below.  */
@@ -3856,6 +4072,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char gettimeofday();
+char (*f)();
 
 int main() {
 
@@ -3865,12 +4082,12 @@
 #if defined (__stub_gettimeofday) || defined (__stub___gettimeofday)
 choke me
 #else
-gettimeofday();
+f = gettimeofday;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3874: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4091: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gettimeofday=yes"
 else
@@ -3885,14 +4102,14 @@
 if eval "test \"`echo '$ac_cv_func_'gettimeofday`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 3889 "configure"
+#line 4106 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 gettimeofday((struct timeval*)0,(struct timezone*)0);
 ; return 0; }
 EOF
-if { (eval echo configure:3896: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4113: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3911,12 +4128,12 @@
 
 # checks for structures
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:3915: checking whether time.h and sys/time.h may both be included" >&5
-if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
+echo "configure:4132: checking whether time.h and sys/time.h may both be included" >&5
+if eval "test \"\${ac_cv_header_time+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3920 "configure"
+#line 4137 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -3925,7 +4142,7 @@
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:3929: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4146: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -3946,12 +4163,12 @@
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:3950: checking whether struct tm is in sys/time.h or time.h" >&5
-if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
+echo "configure:4167: checking whether struct tm is in sys/time.h or time.h" >&5
+if eval "test \"\${ac_cv_struct_tm+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3955 "configure"
+#line 4172 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -3959,7 +4176,7 @@
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:3963: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4180: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -3979,46 +4196,47 @@
 
 fi
 
-echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:3984: checking for tm_zone in struct tm" >&5
-if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
+echo $ac_n "checking for member tm_zone in aggregate type struct tm""... $ac_c" 1>&6
+echo "configure:4201: checking for member tm_zone in aggregate type struct tm" >&5
+if eval "test \"\${ac_cv_c_struct_member_tm_zone+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3989 "configure"
+#line 4206 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
 int main() {
-struct tm tm; tm.tm_zone;
+struct tm foo; foo.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:3997: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4214: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
-  ac_cv_struct_tm_zone=yes
+  ac_cv_c_struct_member_tm_zone=yes
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
   rm -rf conftest*
-  ac_cv_struct_tm_zone=no
+  ac_cv_c_struct_member_tm_zone=no
 fi
 rm -f conftest*
 fi
 
-echo "$ac_t""$ac_cv_struct_tm_zone" 1>&6
-if test "$ac_cv_struct_tm_zone" = yes; then
+echo "$ac_t""$ac_cv_c_struct_member_tm_zone" 1>&6
+tm_zone="$ac_cv_c_struct_member_tm_zone"
+if test "$ac_cv_c_struct_member_tm_zone" = yes; then
   cat >> confdefs.h <<\EOF
 #define HAVE_TM_ZONE 1
 EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:4017: checking for tzname" >&5
-if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
+echo "configure:4235: checking for tzname" >&5
+if eval "test \"\${ac_cv_var_tzname+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4022 "configure"
+#line 4240 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -4028,7 +4246,7 @@
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:4032: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4250: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -4051,19 +4269,19 @@
 
 
 echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&6
-echo "configure:4055: checking for time.h that defines altzone" >&5
-if eval "test \"`echo '$''{'ac_cv_header_time_altzone'+set}'`\" = set"; then
+echo "configure:4273: checking for time.h that defines altzone" >&5
+if eval "test \"\${ac_cv_header_time_altzone+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4060 "configure"
+#line 4278 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 return altzone;
 ; return 0; }
 EOF
-if { (eval echo configure:4067: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4285: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time_altzone=yes
 else
@@ -4085,9 +4303,9 @@
 
 was_it_defined=no
 echo $ac_n "checking whether sys/select.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:4089: checking whether sys/select.h and sys/time.h may both be included" >&5
+echo "configure:4307: checking whether sys/select.h and sys/time.h may both be included" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4091 "configure"
+#line 4309 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -4098,7 +4316,7 @@
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:4102: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4320: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SYS_SELECT_WITH_SYS_TIME 1
@@ -4114,14 +4332,14 @@
 # checks for compiler characteristics
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:4118: checking whether char is unsigned" >&5
-if eval "test \"`echo '$''{'ac_cv_c_char_unsigned'+set}'`\" = set"; then
+echo "configure:4336: checking whether char is unsigned" >&5
+if eval "test \"\${ac_cv_c_char_unsigned+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$GCC" = yes; then
   # GCC predefines this symbol on systems where it applies.
 cat > conftest.$ac_ext <<EOF
-#line 4125 "configure"
+#line 4343 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -4143,7 +4361,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 4147 "configure"
+#line 4365 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -4153,7 +4371,7 @@
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:4157: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4375: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_char_unsigned=yes
 else
@@ -4177,12 +4395,12 @@
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:4181: checking for working const" >&5
-if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
+echo "configure:4399: checking for working const" >&5
+if eval "test \"\${ac_cv_c_const+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4186 "configure"
+#line 4404 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4231,7 +4449,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:4235: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4453: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -4252,21 +4470,21 @@
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:4256: checking for inline" >&5
-if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
+echo "configure:4474: checking for inline" >&5
+if eval "test \"\${ac_cv_c_inline+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 4263 "configure"
+#line 4481 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:4270: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4488: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -4294,16 +4512,16 @@
 
 works=no
 echo $ac_n "checking for working volatile""... $ac_c" 1>&6
-echo "configure:4298: checking for working volatile" >&5
+echo "configure:4516: checking for working volatile" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4300 "configure"
+#line 4518 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int x; x = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:4307: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4525: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -4320,16 +4538,16 @@
 
 works=no
 echo $ac_n "checking for working signed char""... $ac_c" 1>&6
-echo "configure:4324: checking for working signed char" >&5
+echo "configure:4542: checking for working signed char" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4326 "configure"
+#line 4544 "configure"
 #include "confdefs.h"
 
 int main() {
 signed char c;
 ; return 0; }
 EOF
-if { (eval echo configure:4333: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4551: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -4346,16 +4564,16 @@
 
 have_prototypes=no
 echo $ac_n "checking for prototypes""... $ac_c" 1>&6
-echo "configure:4350: checking for prototypes" >&5
+echo "configure:4568: checking for prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4352 "configure"
+#line 4570 "configure"
 #include "confdefs.h"
 int foo(int x) { return 0; }
 int main() {
 return foo(10);
 ; return 0; }
 EOF
-if { (eval echo configure:4359: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4577: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_PROTOTYPES 1
@@ -4370,9 +4588,9 @@
 
 works=no
 echo $ac_n "checking for variable length prototypes and stdarg.h""... $ac_c" 1>&6
-echo "configure:4374: checking for variable length prototypes and stdarg.h" >&5
+echo "configure:4592: checking for variable length prototypes and stdarg.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4376 "configure"
+#line 4594 "configure"
 #include "confdefs.h"
 
 #include <stdarg.h>
@@ -4389,7 +4607,7 @@
 return foo(10, "", 3.14);
 ; return 0; }
 EOF
-if { (eval echo configure:4393: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4611: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_STDARG_PROTOTYPES 1
@@ -4405,16 +4623,16 @@
 if test "$have_prototypes" = yes; then
 bad_prototypes=no
 echo $ac_n "checking for bad exec* prototypes""... $ac_c" 1>&6
-echo "configure:4409: checking for bad exec* prototypes" >&5
+echo "configure:4627: checking for bad exec* prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4411 "configure"
+#line 4629 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 char **t;execve("@",t,t);
 ; return 0; }
 EOF
-if { (eval echo configure:4418: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4636: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -4431,12 +4649,12 @@
 
 bad_forward=no
 echo $ac_n "checking for bad static forward""... $ac_c" 1>&6
-echo "configure:4435: checking for bad static forward" >&5
+echo "configure:4653: checking for bad static forward" >&5
 if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 4440 "configure"
+#line 4658 "configure"
 #include "confdefs.h"
 
 struct s { int a; int b; };
@@ -4452,7 +4670,7 @@
 }
 
 EOF
-if { (eval echo configure:4456: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4674: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -4471,9 +4689,9 @@
 
 va_list_is_array=no
 echo $ac_n "checking whether va_list is an array""... $ac_c" 1>&6
-echo "configure:4475: checking whether va_list is an array" >&5
+echo "configure:4693: checking whether va_list is an array" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4477 "configure"
+#line 4695 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -4486,7 +4704,7 @@
 va_list list1, list2; list1 = list2;
 ; return 0; }
 EOF
-if { (eval echo configure:4490: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4708: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -4502,12 +4720,12 @@
 
 # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
 echo $ac_n "checking for gethostbyname_r""... $ac_c" 1>&6
-echo "configure:4506: checking for gethostbyname_r" >&5
-if eval "test \"`echo '$''{'ac_cv_func_gethostbyname_r'+set}'`\" = set"; then
+echo "configure:4724: checking for gethostbyname_r" >&5
+if eval "test \"\${ac_cv_func_gethostbyname_r+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4511 "configure"
+#line 4729 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname_r(); below.  */
@@ -4516,6 +4734,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char gethostbyname_r();
+char (*f)();
 
 int main() {
 
@@ -4525,12 +4744,12 @@
 #if defined (__stub_gethostbyname_r) || defined (__stub___gethostbyname_r)
 choke me
 #else
-gethostbyname_r();
+f = gethostbyname_r;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4534: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4753: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname_r=yes"
 else
@@ -4550,11 +4769,11 @@
 EOF
 
   echo $ac_n "checking gethostbyname_r with 6 args""... $ac_c" 1>&6
-echo "configure:4554: checking gethostbyname_r with 6 args" >&5
+echo "configure:4773: checking gethostbyname_r with 6 args" >&5
   OLD_CFLAGS=$CFLAGS
   CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 4558 "configure"
+#line 4777 "configure"
 #include "confdefs.h"
 
 #   include <netdb.h>
@@ -4571,7 +4790,7 @@
   
 ; return 0; }
 EOF
-if { (eval echo configure:4575: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4794: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
     cat >> confdefs.h <<\EOF
@@ -4591,9 +4810,9 @@
   
     echo "$ac_t""no" 1>&6
     echo $ac_n "checking gethostbyname_r with 5 args""... $ac_c" 1>&6
-echo "configure:4595: checking gethostbyname_r with 5 args" >&5
+echo "configure:4814: checking gethostbyname_r with 5 args" >&5
     cat > conftest.$ac_ext <<EOF
-#line 4597 "configure"
+#line 4816 "configure"
 #include "confdefs.h"
 
 #     include <netdb.h>
@@ -4610,7 +4829,7 @@
     
 ; return 0; }
 EOF
-if { (eval echo configure:4614: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4833: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       cat >> confdefs.h <<\EOF
@@ -4630,9 +4849,9 @@
   
       echo "$ac_t""no" 1>&6
       echo $ac_n "checking gethostbyname_r with 3 args""... $ac_c" 1>&6
-echo "configure:4634: checking gethostbyname_r with 3 args" >&5
+echo "configure:4853: checking gethostbyname_r with 3 args" >&5
       cat > conftest.$ac_ext <<EOF
-#line 4636 "configure"
+#line 4855 "configure"
 #include "confdefs.h"
 
 #       include <netdb.h>
@@ -4647,7 +4866,7 @@
       
 ; return 0; }
 EOF
-if { (eval echo configure:4651: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4870: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
         cat >> confdefs.h <<\EOF
@@ -4681,12 +4900,12 @@
   echo "$ac_t""no" 1>&6
 
   echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
-echo "configure:4685: checking for gethostbyname" >&5
-if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
+echo "configure:4904: checking for gethostbyname" >&5
+if eval "test \"\${ac_cv_func_gethostbyname+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4690 "configure"
+#line 4909 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -4695,6 +4914,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char gethostbyname();
+char (*f)();
 
 int main() {
 
@@ -4704,12 +4924,12 @@
 #if defined (__stub_gethostbyname) || defined (__stub___gethostbyname)
 choke me
 #else
-gethostbyname();
+f = gethostbyname;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4713: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4933: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname=yes"
 else
@@ -4745,15 +4965,15 @@
 
 # Linux requires this for correct f.p. operations
 echo $ac_n "checking for __fpu_control in -lieee""... $ac_c" 1>&6
-echo "configure:4749: checking for __fpu_control in -lieee" >&5
+echo "configure:4969: checking for __fpu_control in -lieee" >&5
 ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4757 "configure"
+#line 4977 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4764,7 +4984,7 @@
 __fpu_control()
 ; return 0; }
 EOF
-if { (eval echo configure:4768: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4988: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4794,7 +5014,7 @@
 
 # Check for --with-fpectl
 echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
-echo "configure:4798: checking for --with-fpectl" >&5
+echo "configure:5018: checking for --with-fpectl" >&5
 # Check whether --with-fpectl or --without-fpectl was given.
 if test "${with_fpectl+set}" = set; then
   withval="$with_fpectl"
@@ -4819,7 +5039,7 @@
 *) LIBM=-lm
 esac
 echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
-echo "configure:4823: checking for --with-libm=STRING" >&5
+echo "configure:5043: checking for --with-libm=STRING" >&5
 # Check whether --with-libm or --without-libm was given.
 if test "${with_libm+set}" = set; then
   withval="$with_libm"
@@ -4840,7 +5060,7 @@
 # check for --with-libc=...
 
 echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
-echo "configure:4844: checking for --with-libc=STRING" >&5
+echo "configure:5064: checking for --with-libc=STRING" >&5
 # Check whether --with-libc or --without-libc was given.
 if test "${with_libc+set}" = set; then
   withval="$with_libc"
@@ -4864,12 +5084,12 @@
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4868: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:5088: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4873 "configure"
+#line 5093 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4878,6 +5098,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4887,12 +5108,12 @@
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4896: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5117: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4919,12 +5140,12 @@
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4923: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:5144: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4928 "configure"
+#line 5149 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4933,6 +5154,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4942,12 +5164,12 @@
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4951: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5173: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4981,12 +5203,12 @@
 for ac_func in rint
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4985: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:5207: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4990 "configure"
+#line 5212 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4995,6 +5217,7 @@
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -5004,12 +5227,12 @@
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:5013: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5236: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5037,15 +5260,15 @@
 
 # check for getopt
 echo $ac_n "checking for genuine getopt""... $ac_c" 1>&6
-echo "configure:5041: checking for genuine getopt" >&5
-if eval "test \"`echo '$''{'ac_cv_func_getopt'+set}'`\" = set"; then
+echo "configure:5264: checking for genuine getopt" >&5
+if eval "test \"\${ac_cv_func_getopt+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
   ac_cv_func_getopt=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 5049 "configure"
+#line 5272 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 extern int optind, opterr, getopt();
@@ -5057,7 +5280,7 @@
 	exit(0);
 }
 EOF
-if { (eval echo configure:5061: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5284: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_getopt=yes
 else
@@ -5075,15 +5298,15 @@
 
 # check whether malloc(0) returns NULL or not
 echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
-echo "configure:5079: checking what malloc(0) returns" >&5
-if eval "test \"`echo '$''{'ac_cv_malloc_zero'+set}'`\" = set"; then
+echo "configure:5302: checking what malloc(0) returns" >&5
+if eval "test \"\${ac_cv_malloc_zero+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5087 "configure"
+#line 5310 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #ifdef HAVE_STDLIB
@@ -5102,7 +5325,7 @@
 	exit(0);
 }
 EOF
-if { (eval echo configure:5106: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5329: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_malloc_zero=nonnull
 else
@@ -5128,17 +5351,17 @@
 # check for wchar.h
 ac_safe=`echo "wchar.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wchar.h""... $ac_c" 1>&6
-echo "configure:5132: checking for wchar.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+echo "configure:5355: checking for wchar.h" >&5
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5137 "configure"
+#line 5360 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5142: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5365: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5168,12 +5391,12 @@
 # check for usable wchar_t
 usable_wchar_t="unkown"
 echo $ac_n "checking for usable wchar_t""... $ac_c" 1>&6
-echo "configure:5172: checking for usable wchar_t" >&5
+echo "configure:5395: checking for usable wchar_t" >&5
 if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5177 "configure"
+#line 5400 "configure"
 #include "confdefs.h"
 
 #include "wchar.h"
@@ -5187,7 +5410,7 @@
 }
 
 EOF
-if { (eval echo configure:5191: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5414: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   cat >> confdefs.h <<\EOF
 #define HAVE_USABLE_WCHAR_T 1
@@ -5206,14 +5429,14 @@
 
 # check for endianness
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:5210: checking whether byte ordering is bigendian" >&5
-if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
+echo "configure:5433: checking whether byte ordering is bigendian" >&5
+if eval "test \"\${ac_cv_c_bigendian+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 5217 "configure"
+#line 5440 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -5224,11 +5447,11 @@
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5228: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5451: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 5232 "configure"
+#line 5455 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -5239,7 +5462,7 @@
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5243: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5466: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -5259,7 +5482,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5263 "configure"
+#line 5486 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -5272,7 +5495,7 @@
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:5276: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5499: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -5298,7 +5521,7 @@
 
 # Check for --with-wctype-functions
 echo $ac_n "checking for --with-wctype-functions""... $ac_c" 1>&6
-echo "configure:5302: checking for --with-wctype-functions" >&5
+echo "configure:5525: checking for --with-wctype-functions" >&5
 # Check whether --with-wctype-functions or --without-wctype-functions was given.
 if test "${with_wctype_functions+set}" = set; then
   withval="$with_wctype_functions"
@@ -5323,12 +5546,12 @@
 #endif
 EOF
 echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
-echo "configure:5327: checking for socklen_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_socklen_t'+set}'`\" = set"; then
+echo "configure:5550: checking for socklen_t" >&5
+if eval "test \"\${ac_cv_type_socklen_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5332 "configure"
+#line 5555 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5339,17 +5562,19 @@
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])socklen_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_socklen_t=yes
+  eval "ac_cv_type_socklen_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_socklen_t=no
+  eval "ac_cv_type_socklen_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_socklen_t" 1>&6
-if test $ac_cv_type_socklen_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'socklen_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define socklen_t int
 EOF
 
@@ -5447,7 +5672,7 @@
     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
-    echo "$CONFIG_STATUS generated by autoconf version 2.13"
+    echo "$CONFIG_STATUS generated by autoconf version 2.14.1"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -5745,5 +5970,5 @@
 EOF
 chmod +x $CONFIG_STATUS
 rm -fr confdefs* $ac_clean_files
-test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
+test "$no_create" = yes || $SHELL $CONFIG_STATUS || exit 1
 
diff --git a/configure.in b/configure.in
index 6735b69..4944ec4 100644
--- a/configure.in
+++ b/configure.in
@@ -357,7 +357,7 @@
 signal.h stdarg.h stddef.h stdlib.h thread.h unistd.h utime.h \
 sys/audioio.h sys/file.h sys/lock.h \
 sys/param.h sys/select.h sys/socket.h sys/time.h sys/times.h \
-sys/un.h sys/utsname.h sys/wait.h)
+sys/un.h sys/utsname.h sys/wait.h pty.h libutil.h)
 AC_HEADER_DIRENT
 
 # checks for typedefs
@@ -771,6 +771,11 @@
  tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
  truncate uname waitpid)
 
+# check for openpty and forkpty
+
+AC_CHECK_FUNCS(openpty,, AC_CHECK_LIB(util,openpty, [AC_DEFINE(HAVE_OPENPTY)] [LIBS="$LIBS -lutil"]))
+AC_CHECK_FUNCS(forkpty,, AC_CHECK_LIB(util,forkpty, [AC_DEFINE(HAVE_FORKPTY)] [LIBS="$LIBS -lutil"]))
+
 # check for long file support functions
 AC_CHECK_FUNCS(fseek64 fseeko fstatvfs ftell64 ftello statvfs)