Imported from libpng-1.2.10beta5.tar
diff --git a/configure b/configure
index cebd19c..f3ce1aa 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 1.2.10beta4.
+# Generated by GNU Autoconf 2.59 for libpng 1.2.10beta5.
 #
 # 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='1.2.10beta4'
-PACKAGE_STRING='libpng 1.2.10beta4'
+PACKAGE_VERSION='1.2.10beta5'
+PACKAGE_STRING='libpng 1.2.10beta5'
 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 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_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.
@@ -875,13 +875,13 @@
   	  /^X\(\/\).*/{ s//\1/; q; }
   	  s/.*/./; q'`
   srcdir=$ac_confdir
-  if test ! -r "$srcdir/$ac_unique_file"; then
+  if test ! -r $srcdir/$ac_unique_file; then
     srcdir=..
   fi
 else
   ac_srcdir_defaulted=no
 fi
-if test ! -r "$srcdir/$ac_unique_file"; then
+if test ! -r $srcdir/$ac_unique_file; then
   if test "$ac_srcdir_defaulted" = yes; then
     { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
    { (exit 1); exit 1; }; }
@@ -890,7 +890,7 @@
    { (exit 1); exit 1; }; }
   fi
 fi
-(cd $srcdir && test -r "./$ac_unique_file") 2>/dev/null ||
+(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||
   { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
    { (exit 1); exit 1; }; }
 srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'`
@@ -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 1.2.10beta4 to adapt to many kinds of systems.
+\`configure' configures libpng 1.2.10beta5 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 1.2.10beta4:";;
+     short | recursive ) echo "Configuration of libpng 1.2.10beta5:";;
    esac
   cat <<\_ACEOF
 
@@ -1167,7 +1167,7 @@
 test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.2.10beta4
+libpng configure 1.2.10beta5
 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 1.2.10beta4, which was
+It was created by libpng $as_me 1.2.10beta5, 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='1.2.10beta4'
+ VERSION='1.2.10beta5'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -1979,7 +1979,7 @@
 
 
 
-PNGLIB_VERSION=1.2.10beta4
+PNGLIB_VERSION=1.2.10beta5
 PNGLIB_MAJOR=12
 PNGLIB_MINOR=10
 
@@ -6490,67 +6490,6 @@
 fi;
 test -z "$pic_mode" && pic_mode=default
 
-# Check if we have a version mismatch between libtool.m4 and ltmain.sh.
-#
-# Note:  This should be in AC_LIBTOOL_SETUP, _after_ $ltmain have been defined.
-#        We also should do it _before_ AC_LIBTOOL_LANG_C_CONFIG that actually
-#        calls AC_LIBTOOL_CONFIG and creates libtool.
-#
-echo "$as_me:$LINENO: checking for correct ltmain.sh version" >&5
-echo $ECHO_N "checking for correct ltmain.sh version... $ECHO_C" >&6
-if test "x$ltmain" = "x" ; then
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
-  { { echo "$as_me:$LINENO: error:
-
-*** [Gentoo] sanity check failed! ***
-*** \$ltmain is not defined, please check the patch for consistency! ***
-" >&5
-echo "$as_me: error:
-
-*** [Gentoo] sanity check failed! ***
-*** \$ltmain is not defined, please check the patch for consistency! ***
-" >&2;}
-   { (exit 1); exit 1; }; }
-fi
-gentoo_lt_version="1.5.22"
-gentoo_ltmain_version=`sed -n '/^[ 	]*VERSION=/{s/^[ 	]*VERSION=//;p;q;}' "$ltmain"`
-if test "x$gentoo_lt_version" != "x$gentoo_ltmain_version" ; then
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
-  { { echo "$as_me:$LINENO: error:
-
-*** [Gentoo] sanity check failed! ***
-*** libtool.m4 and ltmain.sh have a version mismatch! ***
-*** (libtool.m4 = $gentoo_lt_version, ltmain.sh = $gentoo_ltmain_version) ***
-
-Please run:
-
-  libtoolize --copy --force
-
-if appropriate, please contact the maintainer of this
-package (or your distribution) for help.
-" >&5
-echo "$as_me: error:
-
-*** [Gentoo] sanity check failed! ***
-*** libtool.m4 and ltmain.sh have a version mismatch! ***
-*** (libtool.m4 = $gentoo_lt_version, ltmain.sh = $gentoo_ltmain_version) ***
-
-Please run:
-
-  libtoolize --copy --force
-
-if appropriate, please contact the maintainer of this
-package (or your distribution) for help.
-" >&2;}
-   { (exit 1); exit 1; }; }
-else
-  echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-fi
-
-
 # Use C for the default configuration in the libtool script
 tagname=
 lt_save_CC="$CC"
@@ -6624,11 +6563,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:6627: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:6566: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:6631: \$? = $ac_status" >&5
+   echo "$as_me:6570: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -6892,11 +6831,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:6895: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:6834: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:6899: \$? = $ac_status" >&5
+   echo "$as_me:6838: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -6996,11 +6935,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:6999: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:6938: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7003: \$? = $ac_status" >&5
+   echo "$as_me:6942: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -8239,30 +8178,6 @@
     esac
     ;;
 
-  linux*)
-    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
-      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
-      supports_anon_versioning=no
-      case `$LD -v 2>/dev/null` in
-        *\ 01.* | *\ 2.[0-9].* | *\ 2.10.*) ;; # catch versions < 2.11
-        *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
-        *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
-        *\ 2.11.*) ;; # other 2.11 versions
-        *) supports_anon_versioning=yes ;;
-      esac
-      if test $supports_anon_versioning = yes; then
-        archive_expsym_cmds='$echo "{ global:" > $output_objdir/$libname.ver~
-cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
-$echo "local: *; };" >> $output_objdir/$libname.ver~
-        $CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
-      else
-        $archive_expsym_cmds="$archive_cmds"
-      fi
-    else
-      ld_shlibs=no
-    fi
-    ;;
-
   *)
     library_names_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext} $libname.lib'
     ;;
@@ -8327,14 +8242,7 @@
     *) objformat=elf ;;
     esac
   fi
-  # Handle Gentoo/FreeBSD as it was Linux
-  case $host_vendor in
-    gentoo)
-      version_type=linux ;;
-    *)
-      version_type=freebsd-$objformat ;;
-  esac
-
+  version_type=freebsd-$objformat
   case $version_type in
     freebsd-elf*)
       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
@@ -8345,12 +8253,6 @@
       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
       need_version=yes
       ;;
-    linux)
-      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
-      soname_spec='${libname}${release}${shared_ext}$major'
-      need_lib_prefix=no
-      need_version=no
-      ;;
   esac
   shlibpath_var=LD_LIBRARY_PATH
   case $host_os in
@@ -9378,7 +9280,7 @@
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 9381 "configure"
+#line 9283 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -9478,7 +9380,7 @@
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 9481 "configure"
+#line 9383 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11818,11 +11720,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:11821: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:11723: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:11825: \$? = $ac_status" >&5
+   echo "$as_me:11727: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -11922,11 +11824,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:11925: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:11827: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:11929: \$? = $ac_status" >&5
+   echo "$as_me:11831: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -12232,30 +12134,6 @@
     esac
     ;;
 
-  linux*)
-    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
-      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
-      supports_anon_versioning=no
-      case `$LD -v 2>/dev/null` in
-        *\ 01.* | *\ 2.[0-9].* | *\ 2.10.*) ;; # catch versions < 2.11
-        *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
-        *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
-        *\ 2.11.*) ;; # other 2.11 versions
-        *) supports_anon_versioning=yes ;;
-      esac
-      if test $supports_anon_versioning = yes; then
-        archive_expsym_cmds='$echo "{ global:" > $output_objdir/$libname.ver~
-cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
-$echo "local: *; };" >> $output_objdir/$libname.ver~
-        $CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
-      else
-        $archive_expsym_cmds="$archive_cmds"
-      fi
-    else
-      ld_shlibs=no
-    fi
-    ;;
-
   *)
     library_names_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext} $libname.lib'
     ;;
@@ -12320,14 +12198,7 @@
     *) objformat=elf ;;
     esac
   fi
-  # Handle Gentoo/FreeBSD as it was Linux
-  case $host_vendor in
-    gentoo)
-      version_type=linux ;;
-    *)
-      version_type=freebsd-$objformat ;;
-  esac
-
+  version_type=freebsd-$objformat
   case $version_type in
     freebsd-elf*)
       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
@@ -12338,12 +12209,6 @@
       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
       need_version=yes
       ;;
-    linux)
-      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
-      soname_spec='${libname}${release}${shared_ext}$major'
-      need_lib_prefix=no
-      need_version=no
-      ;;
   esac
   shlibpath_var=LD_LIBRARY_PATH
   case $host_os in
@@ -13529,11 +13394,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:13532: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:13397: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:13536: \$? = $ac_status" >&5
+   echo "$as_me:13401: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -13633,11 +13498,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:13636: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:13501: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:13640: \$? = $ac_status" >&5
+   echo "$as_me:13505: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -14856,30 +14721,6 @@
     esac
     ;;
 
-  linux*)
-    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
-      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
-      supports_anon_versioning=no
-      case `$LD -v 2>/dev/null` in
-        *\ 01.* | *\ 2.[0-9].* | *\ 2.10.*) ;; # catch versions < 2.11
-        *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
-        *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
-        *\ 2.11.*) ;; # other 2.11 versions
-        *) supports_anon_versioning=yes ;;
-      esac
-      if test $supports_anon_versioning = yes; then
-        archive_expsym_cmds='$echo "{ global:" > $output_objdir/$libname.ver~
-cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
-$echo "local: *; };" >> $output_objdir/$libname.ver~
-        $CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
-      else
-        $archive_expsym_cmds="$archive_cmds"
-      fi
-    else
-      ld_shlibs=no
-    fi
-    ;;
-
   *)
     library_names_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext} $libname.lib'
     ;;
@@ -14944,14 +14785,7 @@
     *) objformat=elf ;;
     esac
   fi
-  # Handle Gentoo/FreeBSD as it was Linux
-  case $host_vendor in
-    gentoo)
-      version_type=linux ;;
-    *)
-      version_type=freebsd-$objformat ;;
-  esac
-
+  version_type=freebsd-$objformat
   case $version_type in
     freebsd-elf*)
       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
@@ -14962,12 +14796,6 @@
       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
       need_version=yes
       ;;
-    linux)
-      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
-      soname_spec='${libname}${release}${shared_ext}$major'
-      need_lib_prefix=no
-      need_version=no
-      ;;
   esac
   shlibpath_var=LD_LIBRARY_PATH
   case $host_os in
@@ -15873,11 +15701,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:15876: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:15704: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:15880: \$? = $ac_status" >&5
+   echo "$as_me:15708: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -16141,11 +15969,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:16144: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:15972: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:16148: \$? = $ac_status" >&5
+   echo "$as_me:15976: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -16245,11 +16073,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:16248: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:16076: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:16252: \$? = $ac_status" >&5
+   echo "$as_me:16080: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -17488,30 +17316,6 @@
     esac
     ;;
 
-  linux*)
-    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
-      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
-      supports_anon_versioning=no
-      case `$LD -v 2>/dev/null` in
-        *\ 01.* | *\ 2.[0-9].* | *\ 2.10.*) ;; # catch versions < 2.11
-        *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
-        *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
-        *\ 2.11.*) ;; # other 2.11 versions
-        *) supports_anon_versioning=yes ;;
-      esac
-      if test $supports_anon_versioning = yes; then
-        archive_expsym_cmds='$echo "{ global:" > $output_objdir/$libname.ver~
-cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
-$echo "local: *; };" >> $output_objdir/$libname.ver~
-        $CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
-      else
-        $archive_expsym_cmds="$archive_cmds"
-      fi
-    else
-      ld_shlibs=no
-    fi
-    ;;
-
   *)
     library_names_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext} $libname.lib'
     ;;
@@ -17576,14 +17380,7 @@
     *) objformat=elf ;;
     esac
   fi
-  # Handle Gentoo/FreeBSD as it was Linux
-  case $host_vendor in
-    gentoo)
-      version_type=linux ;;
-    *)
-      version_type=freebsd-$objformat ;;
-  esac
-
+  version_type=freebsd-$objformat
   case $version_type in
     freebsd-elf*)
       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
@@ -17594,12 +17391,6 @@
       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
       need_version=yes
       ;;
-    linux)
-      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
-      soname_spec='${libname}${release}${shared_ext}$major'
-      need_lib_prefix=no
-      need_version=no
-      ;;
   esac
   shlibpath_var=LD_LIBRARY_PATH
   case $host_os in
@@ -20350,6 +20141,63 @@
 fi
 
 
+echo "$as_me:$LINENO: checking if assembler code in pnggccrd.c can be compiled" >&5
+echo $ECHO_N "checking if assembler code in pnggccrd.c can be compiled... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include "pnggccrd.c"
+int
+main ()
+{
+int main() { return 0; }
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  LIBPNG_DEFINES=
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+LIBPNG_DEFINES=-DPNG_NO_ASSEMBLER_CODE
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+if test "$LIBPNG_DEFINES"; 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
+fi
+
+
 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`
@@ -20833,7 +20681,7 @@
 } >&5
 cat >&5 <<_CSEOF
 
-This file was extended by libpng $as_me 1.2.10beta4, which was
+This file was extended by libpng $as_me 1.2.10beta5, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -20896,7 +20744,7 @@
 
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-libpng config.status 1.2.10beta4
+libpng config.status 1.2.10beta5
 configured by $0, generated by GNU Autoconf 2.59,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
@@ -21168,6 +21016,7 @@
 s,@LIBTOOL@,$LIBTOOL,;t t
 s,@LIBOBJS@,$LIBOBJS,;t t
 s,@POW_LIB@,$POW_LIB,;t t
+s,@LIBPNG_DEFINES@,$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
 s,@PNGLIB_VERSION@,$PNGLIB_VERSION,;t t