diff --git a/fixincludes/ChangeLog b/fixincludes/ChangeLog
index d53ca27f9bf32bf5eeb66e02e0148e07d4880494..edcca8af2772732ee250e3853107b53150c2a247 100644
--- a/fixincludes/ChangeLog
+++ b/fixincludes/ChangeLog
@@ -1,3 +1,8 @@
+2010-03-28  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/40722
+	* mkfixinc.sh: Revert the last change for mingw.
+
 2010-03-24  Joseph Myers  <joseph@codesourcery.com>
 
 	* inclhack.def (glibc_strncpy): New fix.
diff --git a/fixincludes/mkfixinc.sh b/fixincludes/mkfixinc.sh
index c353d89be50c945f8c1c83b317446729ad6fc0ee..b45f1795dcc10b40701802830ecd1a12d21e65fe 100755
--- a/fixincludes/mkfixinc.sh
+++ b/fixincludes/mkfixinc.sh
@@ -15,6 +15,8 @@ case $machine in
     i?86-moss-msdos* | \
     i?86-*-pe | \
     i?86-*-cygwin* | \
+    i?86-*-mingw32* | \
+    x86_64-*-mingw32* | \
     i?86-*-interix* | \
     *-*-vxworks* | \
     powerpc-*-eabisim* | \
@@ -27,51 +29,6 @@ case $machine in
 	(echo "#! /bin/sh" ; echo "exit 0" ) > ${target}
         ;;
 
-    i?86-*-mingw32* | \
-    x86_64-*-mingw32*)
-        # We only want to fix stdlib.h in mingw.
-	# FIXME: Is SED available on mingw? 
-	(cat > ${target} << EOF
-#! /bin/sh
-
-OUTPUT_DIR=\$1
-if [ "x\$OUTPUT_DIR" = "x" ]; then
-  echo fixincludes: no output directory specified
-  exit 1
-fi
-
-if [ ! -d \$OUTPUT_DIR ]; then
-  echo fixincludes: output dir \"\$OUTPUT_DIR\" is an invalid directory
-  exit 1
-fi
-
-INPUT_DIR=\$2
-if [ "x\$INPUT_DIR" = "x" ]; then
-  echo fixincludes: no input directory specified
-  exit 1
-fi
-
-if [ ! -d \$INPUT_DIR ]; then
-  echo fixincludes: input dir \"\$INPUT_DIR\" is an invalid directory
-  exit 1
-fi
-
-INPUT_STDLIB_H=\$INPUT_DIR/stdlib.h
-if [ ! -f \$INPUT_STDLIB_H ]; then
-  echo fixincludes: \"stdlib.h\" is an invalid file
-  exit 1
-fi
-
-OUTPUT_STDLIB_H=\$OUTPUT_DIR/stdlib.h
-sed -e "s/\(.*_rotl.*\)/#if __GNUC__ < 4 || (__GNUC__ == 4 \&\& __GNUC_MINOR__ < 5)\n\1/" \
-    -e "s/\(.*_lrotr.*\)/\1\n#else\n\#include <x86intrin.h>\n#endif/" \
-   \$INPUT_STDLIB_H > \$OUTPUT_STDLIB_H
-
-exit 0
-EOF
-)
-        ;;
-
     *)
 	cat < ${srcdir}/fixinc.in > ${target} || exit 1
 	;;