Imported from libpng-1.4.0beta4.tar
diff --git a/configure b/configure
index 3619bc2..cf7ccb1 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.59 for libpng 1.4.0beta3.
+# Generated by GNU Autoconf 2.59 for libpng 1.4.0beta4.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -423,8 +423,8 @@
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.4.0beta3'
-PACKAGE_STRING='libpng 1.4.0beta3'
+PACKAGE_VERSION='1.4.0beta4'
+PACKAGE_STRING='libpng 1.4.0beta4'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 
 ac_unique_file="pngget.c"
@@ -465,7 +465,7 @@
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE build build_cpu build_vendor build_os host host_cpu host_vendor host_os EGREP CPP SED ac_ct_SED LN_S ECHO AR ac_ct_AR RANLIB ac_ct_RANLIB CXX CXXFLAGS ac_ct_CXX CXXDEPMODE am__fastdepCXX_TRUE am__fastdepCXX_FALSE CXXCPP F77 FFLAGS ac_ct_F77 LIBTOOL LIBOBJS POW_LIB LIBPNG_DEFINES HAVE_LD_VERSION_SCRIPT_TRUE HAVE_LD_VERSION_SCRIPT_FALSE PNGLIB_VERSION PNGLIB_MAJOR PNGLIB_MINOR pkgconfigdir binconfigs compatlib LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE build build_cpu build_vendor build_os host host_cpu host_vendor host_os EGREP CPP SED ac_ct_SED LN_S ECHO AR ac_ct_AR RANLIB ac_ct_RANLIB CXX CXXFLAGS ac_ct_CXX CXXDEPMODE am__fastdepCXX_TRUE am__fastdepCXX_FALSE CXXCPP F77 FFLAGS ac_ct_F77 LIBTOOL LIBOBJS POW_LIB LIBPNG_NO_MMX LIBPNG_DEFINES HAVE_LD_VERSION_SCRIPT_TRUE HAVE_LD_VERSION_SCRIPT_FALSE PNGLIB_VERSION PNGLIB_MAJOR PNGLIB_MINOR pkgconfigdir binconfigs compatlib LTLIBOBJS'
 ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -954,7 +954,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures libpng 1.4.0beta3 to adapt to many kinds of systems.
+\`configure' configures libpng 1.4.0beta4 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1020,7 +1020,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.4.0beta3:";;
+     short | recursive ) echo "Configuration of libpng 1.4.0beta4:";;
    esac
   cat <<\_ACEOF
 
@@ -1167,7 +1167,7 @@
 test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.4.0beta3
+libpng configure 1.4.0beta4
 generated by GNU Autoconf 2.59
 
 Copyright (C) 2003 Free Software Foundation, Inc.
@@ -1181,7 +1181,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by libpng $as_me 1.4.0beta3, which was
+It was created by libpng $as_me 1.4.0beta4, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   $ $0 $@
@@ -1824,7 +1824,7 @@
 
 # Define the identity of the package.
  PACKAGE='libpng'
- VERSION='1.4.0beta3'
+ VERSION='1.4.0beta4'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -1979,7 +1979,7 @@
 
 
 
-PNGLIB_VERSION=1.4.0beta3
+PNGLIB_VERSION=1.4.0beta4
 PNGLIB_MAJOR=14
 PNGLIB_MINOR=0
 
@@ -20180,24 +20180,26 @@
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  LIBPNG_DEFINES=
+  LIBPNG_NO_MMX=
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-LIBPNG_DEFINES=-DPNG_CONFIGURE_LIBPNG\ -DPNG_NO_MMX_CODE
+LIBPNG_NO_MMX=true
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-if test "$LIBPNG_DEFINES"; then
+if test "$LIBPNG_NO_MMX"; then
     echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 else
     echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-    LIBPNG_DEFINES=-DPNG_CONFIGURE_LIBPNG
 fi
 
 
+LIBPNG_DEFINES=-DPNG_CONFIGURE_LIBPNG
+
+
 echo "$as_me:$LINENO: checking if libraries can be versioned" >&5
 echo $ECHO_N "checking if libraries can be versioned... $ECHO_C" >&6
 GLD=`$LD --help < /dev/null 2>/dev/null | grep version-script`
@@ -20681,7 +20683,7 @@
 } >&5
 cat >&5 <<_CSEOF
 
-This file was extended by libpng $as_me 1.4.0beta3, which was
+This file was extended by libpng $as_me 1.4.0beta4, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -20744,7 +20746,7 @@
 
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-libpng config.status 1.4.0beta3
+libpng config.status 1.4.0beta4
 configured by $0, generated by GNU Autoconf 2.59,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
@@ -21016,6 +21018,7 @@
 s,@LIBTOOL@,$LIBTOOL,;t t
 s,@LIBOBJS@,$LIBOBJS,;t t
 s,@POW_LIB@,$POW_LIB,;t t
+s,@LIBPNG_NO_MMX@,$LIBPNG_NO_MMX,;t t
 s,@LIBPNG_DEFINES@,$LIBPNG_DEFINES,;t t
 s,@HAVE_LD_VERSION_SCRIPT_TRUE@,$HAVE_LD_VERSION_SCRIPT_TRUE,;t t
 s,@HAVE_LD_VERSION_SCRIPT_FALSE@,$HAVE_LD_VERSION_SCRIPT_FALSE,;t t