From: Adam Tkac <atkac@redhat.com>
Subject: Workaround for RH bug #449944

AC_C_BIGENDIAN macro in autoconf 2.62 is badly broken. See
https://bugzilla.redhat.com/show_bug.cgi?id=449944 for more information.

diff -up xorg-server-20080612/configure.ac.endian xorg-server-20080612/configure.ac
--- xorg-server-20080612/configure.ac.endian	2008-06-19 13:31:03.000000000 +0200
+++ xorg-server-20080612/configure.ac	2008-06-19 13:42:27.000000000 +0200
@@ -103,7 +103,6 @@ AC_CHECK_HEADERS([fcntl.h stdlib.h strin
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
-AC_C_BIGENDIAN([ENDIAN="X_BIG_ENDIAN"], [ENDIAN="X_LITTLE_ENDIAN"])
 
 AC_CHECK_SIZEOF([unsigned long])
 if test "$ac_cv_sizeof_unsigned_long" = 8; then
@@ -1197,18 +1196,14 @@ AC_DEFINE([SVR4],1,[Define to 1 on syste
 AC_MSG_RESULT([yes])], AC_MSG_RESULT([no]))
 
 XSERVER_CFLAGS="$XSERVER_CFLAGS $CORE_INCS $XEXT_INC $COMPOSITE_INC $DAMAGE_INC $FIXES_INC $XI_INC $MI_INC $MIEXT_SHADOW_INC $MIEXT_LAYER_INC $MIEXT_DAMAGE_INC $RENDER_INC $RANDR_INC $FB_INC"
-AC_DEFINE_UNQUOTED(_X_BYTE_ORDER,[$ENDIAN],[Endian order])
 AH_VERBATIM([X_BYTE_ORDER],[
-/* Deal with multiple architecture compiles on Mac OS X */
-#ifndef __APPLE_CC__
-#define X_BYTE_ORDER _X_BYTE_ORDER
-#else
+/* Define endian order */
 #ifdef __BIG_ENDIAN__
-#define X_BYTE_ORDER X_BIG_ENDIAN
+#define _X_BYTE_ORDER X_BIG_ENDIAN
 #else
-#define X_BYTE_ORDER X_LITTLE_ENDIAN
-#endif
+#define _X_BYTE_ORDER X_LITTLE_ENDIAN
 #endif
+#define X_BYTE_ORDER _X_BYTE_ORDER
 ])
 
 dnl ---------------------------------------------------------------------------
diff -up xorg-server-20080612/include/dix-config.h.in.endian xorg-server-20080612/include/dix-config.h.in
--- xorg-server-20080612/include/dix-config.h.in.endian	2008-06-19 13:44:07.000000000 +0200
+++ xorg-server-20080612/include/dix-config.h.in	2008-06-19 13:44:35.000000000 +0200
@@ -445,18 +445,13 @@
 /* Vendor name */
 #undef XVENDORNAME
 
-/* Endian order */
-#undef _X_BYTE_ORDER
-/* Deal with multiple architecture compiles on Mac OS X */
-#ifndef __APPLE_CC__
-#define X_BYTE_ORDER _X_BYTE_ORDER
-#else
+/* Define endian order */
 #ifdef __BIG_ENDIAN__
-#define X_BYTE_ORDER X_BIG_ENDIAN
+#define _X_BYTE_ORDER X_BIG_ENDIAN
 #else
-#define X_BYTE_ORDER X_LITTLE_ENDIAN
-#endif
+#define _X_BYTE_ORDER X_LITTLE_ENDIAN
 #endif
+#define X_BYTE_ORDER _X_BYTE_ORDER
 
 /* Enable GNU and other extensions to the C environment for GLIBC */
 #undef _GNU_SOURCE
diff -up xorg-server-20080612/include/xorg-server.h.in.endian xorg-server-20080612/include/xorg-server.h.in
--- xorg-server-20080612/include/xorg-server.h.in.endian	2008-06-19 13:44:41.000000000 +0200
+++ xorg-server-20080612/include/xorg-server.h.in	2008-06-19 13:44:51.000000000 +0200
@@ -178,18 +178,13 @@
 /* Vendor name */
 #undef XVENDORNAME
 
-/* Endian order */
-#undef _X_BYTE_ORDER
-/* Deal with multiple architecture compiles on Mac OS X */
-#ifndef __APPLE_CC__
-#define X_BYTE_ORDER _X_BYTE_ORDER
-#else
+/* Define endian order */
 #ifdef __BIG_ENDIAN__
-#define X_BYTE_ORDER X_BIG_ENDIAN
+#define _X_BYTE_ORDER X_BIG_ENDIAN
 #else
-#define X_BYTE_ORDER X_LITTLE_ENDIAN
-#endif
+#define _X_BYTE_ORDER X_LITTLE_ENDIAN
 #endif
+#define X_BYTE_ORDER _X_BYTE_ORDER
 
 /* BSD-compliant source */
 #undef _BSD_SOURCE