--- Libc/Libc-997.90.3/xcodescripts/generate_features.pl
+++ Libc/Libc-1158.1.2/xcodescripts/generate_features.pl
@@ -1,8 +1,4 @@
 #!/usr/bin/perl
-
-if ($ENV{"ACTION"} eq "installhdrs") {
-	exit 0;
-}
 
 # Generates the libc-features.h files used to control #ifdef behaviour in Libc
 use warnings;
@@ -23,9 +19,15 @@
 {
 	# set ENV{"CURRENT_ARCH"} so we can predicate on it
 	$ENV{"CURRENT_ARCH"} = $arch;
-	
+
+	# BridgeOS shares the same platform name than the watch so
+	# we need to fix it and pick the right configuration.
 	my $platformName = $ENV{"PLATFORM_NAME"};
-	$platformName = "iphoneos" if ($platformName eq "iphonesimulator");
+	if ($ENV{"RC_BRIDGE"} eq "YES") {
+		$platformName = "bridgeos";
+	}
+
+	$platformName =~ s/simulator/os/;
 
 	my $platformPath = $ENV{"SRCROOT"} . "/Platforms/" . $platformName . "/Makefile.inc";
 	my $featuresHeaderDir = $ENV{"DERIVED_FILES_DIR"}."/".$arch;
@@ -126,6 +128,7 @@
 
 		my $shortarch = $arch;
 		$shortarch =~ s/armv\d+[a-z]?/arm/g;
+		$shortarch =~ s/arm64_32/arm64/g;
 
 		printf HEADER "#if !defined(__".$shortarch."__)\n";
 		printf HEADER "#error Mismatched libc-features.h architecture\n";
@@ -227,6 +230,12 @@
 			printf HEADER "/* #undef XPRINTF_PERF */\n";
 		}
 
+		if (defined($features{"FEATURE_SIGNAL_RESTRICTION"})) {
+			printf HEADER "#define FEATURE_SIGNAL_RESTRICTION 1\n";
+		} else {
+			printf HEADER "/* #undef FEATURE_SIGNAL_RESTRICTION */\n";
+		}
+
 		printf HEADER "#endif // _LIBC_FEATURES_H_\n";
 		close HEADER;
 	}