diff --git a/Modules/pwdmodule.c b/Modules/pwdmodule.c
index 4b09312..b7e0c92 100644
--- a/Modules/pwdmodule.c
+++ b/Modules/pwdmodule.c
@@ -90,6 +90,7 @@
 	return mkpwent(p);
 }
 
+#ifdef HAVE_GETPWENT
 static PyObject *
 pwd_getpwall(self, args)
 	PyObject *self;
@@ -113,11 +114,14 @@
 	}
 	return d;
 }
+#endif
 
 static PyMethodDef pwd_methods[] = {
 	{"getpwuid",	pwd_getpwuid},
 	{"getpwnam",	pwd_getpwnam},
+#ifdef HAVE_GETPWENT
 	{"getpwall",	pwd_getpwall},
+#endif
 	{NULL,		NULL}		/* sentinel */
 };
 
diff --git a/Modules/signalmodule.c b/Modules/signalmodule.c
index 3a49965..2b4e5c3 100644
--- a/Modules/signalmodule.c
+++ b/Modules/signalmodule.c
@@ -147,7 +147,7 @@
 
 
 
-#ifndef DONT_HAVE_SIG_ALARM
+#ifdef HAVE_ALARM
 static PyObject *
 signal_alarm(self, args)
 	PyObject *self; /* Not used */
@@ -161,7 +161,7 @@
 }
 #endif
 
-#ifndef DONT_HAVE_SIG_PAUSE
+#ifdef HAVE_PAUSE
 static PyObject *
 signal_pause(self, args)
 	PyObject *self; /* Not used */
@@ -254,12 +254,12 @@
 
 /* List of functions defined in the module */
 static PyMethodDef signal_methods[] = {
-#ifndef DONT_HAVE_SIG_ALARM
+#ifdef HAVE_ALARM
 	{"alarm",	        signal_alarm},
 #endif
 	{"signal",	        signal_signal},
 	{"getsignal",	        signal_get_signal},
-#ifndef DONT_HAVE_SIG_PAUSE
+#ifdef HAVE_PAUSE
 	{"pause",	        signal_pause},
 #endif
 	{"default_int_handler", signal_default_int_handler},
diff --git a/config.h.in b/config.h.in
index 30512ac..15c060b 100644
--- a/config.h.in
+++ b/config.h.in
@@ -151,6 +151,9 @@
 /* The number of bytes in a long.  */
 #undef SIZEOF_LONG
 
+/* Define if you have the alarm function.  */
+#undef HAVE_ALARM
+
 /* Define if you have the chown function.  */
 #undef HAVE_CHOWN
 
@@ -193,6 +196,9 @@
 /* Define if you have the getpid function.  */
 #undef HAVE_GETPID
 
+/* Define if you have the getpwent function.  */
+#undef HAVE_GETPWENT
+
 /* Define if you have the gettimeofday function.  */
 #undef HAVE_GETTIMEOFDAY
 
@@ -220,6 +226,9 @@
 /* Define if you have the nice function.  */
 #undef HAVE_NICE
 
+/* Define if you have the pause function.  */
+#undef HAVE_PAUSE
+
 /* Define if you have the plock function.  */
 #undef HAVE_PLOCK
 
diff --git a/configure b/configure
index ae96e94..6625af1 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.61 
+# From configure.in Revision: 1.63 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.12 
@@ -2480,9 +2480,9 @@
 
 
 # checks for library functions
-for ac_func in chown clock dlopen execv flock fork ftime ftruncate \
- gethostname_r getpeername getpgrp getpid gettimeofday getwd \
- kill link lstat mkfifo nice plock putenv readlink \
+for ac_func in alarm chown clock dlopen execv flock fork ftime ftruncate \
+ gethostname_r getpeername getpgrp getpid getpwent gettimeofday getwd \
+ kill link lstat mkfifo nice pause plock putenv readlink \
  select setgid setuid setsid setpgid setpgrp setvbuf \
  sigaction siginterrupt sigrelse strftime symlink \
  tcgetpgrp tcsetpgrp times truncate uname waitpid
diff --git a/configure.in b/configure.in
index 5e6e876..7acb9d5 100644
--- a/configure.in
+++ b/configure.in
@@ -379,9 +379,9 @@
 LIBS="$LIBS -ldl -ldld"], AC_MSG_RESULT(no))
 
 # checks for library functions
-AC_CHECK_FUNCS(chown clock dlopen execv flock fork ftime ftruncate \
- gethostname_r getpeername getpgrp getpid gettimeofday getwd \
- kill link lstat mkfifo nice plock putenv readlink \
+AC_CHECK_FUNCS(alarm chown clock dlopen execv flock fork ftime ftruncate \
+ gethostname_r getpeername getpgrp getpid getpwent gettimeofday getwd \
+ kill link lstat mkfifo nice pause plock putenv readlink \
  select setgid setuid setsid setpgid setpgrp setvbuf \
  sigaction siginterrupt sigrelse strftime symlink \
  tcgetpgrp tcsetpgrp times truncate uname waitpid)