--- libmalloc/libmalloc-317.121.1/xcodescripts/sanitise_headers.sh
+++ libmalloc/libmalloc-317.140.5/xcodescripts/sanitise_headers.sh
@@ -19,22 +19,3 @@
 # @APPLE_APACHE_LICENSE_HEADER_END@
 #
 
-# #ifndef __OPEN_SOURCE__
-# <rdar://problem/8834394>: Rewrite headers pending <rdar://problem/8492436>
-availability="${SDKROOT}/usr/local/libexec/availability.pl"
-verifier="${SDKROOT}/AppleInternal/Library/Perl/5.10/Verification/Verifier/availability_verifier"
-
-if [ -n "${DSTROOT}" -a -x "${availability}" -a -d "${verifier}" ]; then
-	mac_a=($("${availability}" --macosx)); mac_v=${mac_a[((${#mac_a[@]}-1))]}
-	ios_a=($("${availability}" --ios)); ios_v=${ios_a[((${#ios_a[@]}-1))]}
-	cd "${DSTROOT}" && find . -type f -name "*.h" | perl -e "
-		use lib qw(${verifier}); use availability_rewriter;
-		print(\"Rewrite headers pending <rdar://problem/8492436>:\n\");
-		while (<STDIN>) {
-			chomp(\$_);
-			print(\"  rewriting \$_\n\");
-			Availability_Rewriter::rewrite(\$_, \"${mac_v}\", \"${ios_v}\");
-		}
-		print (\"Done\n\n\");"
-fi
-# #endif __OPEN_SOURCE__