This file contains the diffs between the files in the libffi
subdirectory and the 'official' source files from
ftp://sourceware.org/pub/libffi/libffi-3.0.5.tar.gz

Index: libffi/aclocal.m4
===================================================================
--- libffi/aclocal.m4	(working copy)
+++ libffi/aclocal.m4	(revision 72475)
@@ -1155,7 +1155,7 @@
    test -n "$_LT_AC_TAGVAR(runpath_var, $1)" || \
    test "X$_LT_AC_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
 
-  # We can hardcode non-existant directories.
+  # We can hardcode non-existent directories.
   if test "$_LT_AC_TAGVAR(hardcode_direct, $1)" != no &&
      # If the only mechanism to avoid hardcoding is shlibpath_var, we
      # have to relink, otherwise we might link with an installed library
Index: libffi/configure.ac
===================================================================
--- libffi/configure.ac	(working copy)
+++ libffi/configure.ac	(revision 72475)
@@ -1,4 +1,7 @@
 dnl Process this with autoconf to create configure
+#
+# file from libffi - slightly patched for ctypes
+#
 
 AC_PREREQ(2.59)
 
@@ -83,6 +86,9 @@
   i?86-*-solaris2.1[[0-9]]*)
 	TARGET=X86_64; TARGETDIR=x86
 	;;
+  i*86-*-nto-qnx*) 
+        TARGET=X86; TARGETDIR=x86
+        ;;
   i?86-*-*)
 	TARGET=X86; TARGETDIR=x86
 	;;
@@ -100,10 +106,10 @@
 	;;
 
   mips-sgi-irix5.* | mips-sgi-irix6.*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_IRIX; TARGETDIR=mips
 	;;
   mips*-*-linux*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_LINUX; TARGETDIR=mips
 	;;
 
   powerpc*-*-linux* | powerpc-*-sysv*)
@@ -156,7 +162,7 @@
   AC_MSG_ERROR(["libffi has not been ported to $host."])
 fi
 
-AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
+AM_CONDITIONAL(MIPS,[expr x$TARGET : 'xMIPS' > /dev/null])
 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
 AM_CONDITIONAL(X86, test x$TARGET = xX86)
 AM_CONDITIONAL(X86_FREEBSD, test x$TARGET = xX86_FREEBSD)
@@ -360,6 +366,10 @@
 
 AC_CONFIG_LINKS(include/ffitarget.h:src/$TARGETDIR/ffitarget.h)
 
-AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile man/Makefile libffi.pc)
+AC_CONFIG_FILES(include/ffi.h)
 
+AC_CONFIG_LINKS(include/ffi_common.h:include/ffi_common.h)
+
+AC_CONFIG_FILES(fficonfig.py)
+
 AC_OUTPUT
Index: libffi/configure
===================================================================
--- libffi/configure	(working copy)
+++ libffi/configure	(revision 72475)
@@ -9546,7 +9546,7 @@
    test -n "$runpath_var" || \
    test "X$hardcode_automatic" = "Xyes" ; then
 
-  # We can hardcode non-existant directories.
+  # We can hardcode non-existent directories.
   if test "$hardcode_direct" != no &&
      # If the only mechanism to avoid hardcoding is shlibpath_var, we
      # have to relink, otherwise we might link with an installed library
@@ -13514,7 +13514,7 @@
    test -n "$runpath_var_CXX" || \
    test "X$hardcode_automatic_CXX" = "Xyes" ; then
 
-  # We can hardcode non-existant directories.
+  # We can hardcode non-existent directories.
   if test "$hardcode_direct_CXX" != no &&
      # If the only mechanism to avoid hardcoding is shlibpath_var, we
      # have to relink, otherwise we might link with an installed library
@@ -16117,7 +16117,7 @@
    test -n "$runpath_var_F77" || \
    test "X$hardcode_automatic_F77" = "Xyes" ; then
 
-  # We can hardcode non-existant directories.
+  # We can hardcode non-existent directories.
   if test "$hardcode_direct_F77" != no &&
      # If the only mechanism to avoid hardcoding is shlibpath_var, we
      # have to relink, otherwise we might link with an installed library
@@ -18720,7 +18720,7 @@
    test -n "$runpath_var_GCJ" || \
    test "X$hardcode_automatic_GCJ" = "Xyes" ; then
 
-  # We can hardcode non-existant directories.
+  # We can hardcode non-existent directories.
   if test "$hardcode_direct_GCJ" != no &&
      # If the only mechanism to avoid hardcoding is shlibpath_var, we
      # have to relink, otherwise we might link with an installed library
@@ -20406,6 +20406,9 @@
   i?86-*-solaris2.1[0-9]*)
 	TARGET=X86_64; TARGETDIR=x86
 	;;
+  i*86-*-nto-qnx*)
+        TARGET=X86; TARGETDIR=x86
+        ;;
   i?86-*-*)
 	TARGET=X86; TARGETDIR=x86
 	;;
@@ -20423,10 +20426,10 @@
 	;;
 
   mips-sgi-irix5.* | mips-sgi-irix6.*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_IRIX; TARGETDIR=mips
 	;;
   mips*-*-linux*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_LINUX; TARGETDIR=mips
 	;;
 
   powerpc*-*-linux* | powerpc-*-sysv*)
@@ -20481,7 +20484,7 @@
    { (exit 1); exit 1; }; }
 fi
 
- if test x$TARGET = xMIPS; then
+ if expr x$TARGET : 'xMIPS' > /dev/null; then
   MIPS_TRUE=
   MIPS_FALSE='#'
 else
@@ -22712,9 +22715,15 @@
 ac_config_links="$ac_config_links include/ffitarget.h:src/$TARGETDIR/ffitarget.h"
 
 
-ac_config_files="$ac_config_files include/Makefile include/ffi.h Makefile testsuite/Makefile man/Makefile libffi.pc"
+ac_config_files="$ac_config_files include/ffi.h"
 
 
+ac_config_links="$ac_config_links include/ffi_common.h:include/ffi_common.h"
+
+
+ac_config_files="$ac_config_files fficonfig.py"
+
+
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
 # tests run on this system so they can be shared between configure
@@ -23498,12 +23507,9 @@
     "include") CONFIG_COMMANDS="$CONFIG_COMMANDS include" ;;
     "src") CONFIG_COMMANDS="$CONFIG_COMMANDS src" ;;
     "include/ffitarget.h") CONFIG_LINKS="$CONFIG_LINKS include/ffitarget.h:src/$TARGETDIR/ffitarget.h" ;;
-    "include/Makefile") CONFIG_FILES="$CONFIG_FILES include/Makefile" ;;
     "include/ffi.h") CONFIG_FILES="$CONFIG_FILES include/ffi.h" ;;
-    "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
-    "testsuite/Makefile") CONFIG_FILES="$CONFIG_FILES testsuite/Makefile" ;;
-    "man/Makefile") CONFIG_FILES="$CONFIG_FILES man/Makefile" ;;
-    "libffi.pc") CONFIG_FILES="$CONFIG_FILES libffi.pc" ;;
+    "include/ffi_common.h") CONFIG_LINKS="$CONFIG_LINKS include/ffi_common.h:include/ffi_common.h" ;;
+    "fficonfig.py") CONFIG_FILES="$CONFIG_FILES fficonfig.py" ;;
 
   *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
 echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
Index: libffi/src/x86/ffi.c
===================================================================
--- libffi/src/x86/ffi.c	(working copy)
+++ libffi/src/x86/ffi.c	(revision 72475)
@@ -388,10 +388,10 @@
     return FFI_BAD_ABI;
   }
 
-  // we currently don't support certain kinds of arguments for raw
+  /* we currently don't support certain kinds of arguments for raw
   // closures.  This should be implemented by a separate assembly language
   // routine, since it would require argument processing, something we
-  // don't do now for performance.
+  // don't do now for performance. */
 
   for (i = cif->nargs-1; i >= 0; i--)
     {
Index: libffi/src/x86/ffi64.c
===================================================================
--- libffi/src/x86/ffi64.c	(working copy)
+++ libffi/src/x86/ffi64.c	(revision 72475)
@@ -52,7 +52,7 @@
 /* Register class used for passing given 64bit part of the argument.
    These represent classes as documented by the PS ABI, with the exception
    of SSESF, SSEDF classes, that are basically SSE class, just gcc will
-   use SF or DFmode move instead of DImode to avoid reformating penalties.
+   use SF or DFmode move instead of DImode to avoid reformatting penalties.
 
    Similary we play games with INTEGERSI_CLASS to use cheaper SImode moves
    whenever possible (upper half does contain padding).  */