--- Libc/Libc-1044.1.2/xcodescripts/generate_features.pl
+++ Libc/Libc-997.1.1/xcodescripts/generate_features.pl
@@ -25,7 +25,7 @@
 	$ENV{"CURRENT_ARCH"} = $arch;
 	
 	my $platformName = $ENV{"PLATFORM_NAME"};
-	$platformName =~ s/simulator/os/;
+	$platformName = "iphoneos" if ($platformName eq "iphonesimulator");
 
 	my $platformPath = $ENV{"SRCROOT"} . "/Platforms/" . $platformName . "/Makefile.inc";
 	my $featuresHeaderDir = $ENV{"DERIVED_FILES_DIR"}."/".$arch;