diff --git a/Makefile b/Makefile
index 72b119d8..9b1396d8 100644
--- a/Makefile
+++ b/Makefile
@@ -31,18 +31,32 @@ installhdrs::
 
 	mkdir -p $(DSTROOT)/$(INSTALL_PREFIX)/usr/lib/c++/v1/ext
 	mkdir -p $(DSTROOT)/$(INSTALL_PREFIX)/usr/clang-ide/lib/c++/v1/ext
+	mkdir -p $(DSTROOT)/$(INSTALL_PREFIX)/Developer/usr/lib/c++/v1/ext
+	mkdir -p $(DSTROOT)/$(INSTALL_PREFIX)/Developer/Platforms/iPhoneOS.platform/usr/lib/c++/v1/ext
 	rsync -r --exclude=".*" $(SRCDIRS)/include/* $(DSTROOT)/$(INSTALL_PREFIX)/usr/lib/c++/v1/
 	rsync -r --exclude=".*" $(SRCDIRS)/include/* $(DSTROOT)/$(INSTALL_PREFIX)/usr/clang-ide/lib/c++/v1/
+	rsync -r --exclude=".*" $(SRCDIRS)/include/* $(DSTROOT)/$(INSTALL_PREFIX)/Developer/usr/lib/c++/v1/
+	rsync -r --exclude=".*" $(SRCDIRS)/include/* $(DSTROOT)/$(INSTALL_PREFIX)/Developer/Platforms/iPhoneOS.platform/usr/lib/c++/v1/
 	chown -R root:wheel $(DSTROOT)/$(INSTALL_PREFIX)/usr/lib/c++
 	chown -R root:wheel $(DSTROOT)/$(INSTALL_PREFIX)/usr/clang-ide/lib/c++
+	chown -R root:wheel $(DSTROOT)/$(INSTALL_PREFIX)/Developer/usr/lib/c++
+	chown -R root:wheel $(DSTROOT)/$(INSTALL_PREFIX)/Developer/Platforms/iPhoneOS.platform/usr/lib/c++
 	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/usr/lib/c++/v1
 	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/usr/clang-ide/lib/c++/v1
+	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/usr/lib/c++/v1
+	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/Platforms/iPhoneOS.platform/usr/lib/c++/v1
 	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/usr/lib/c++/v1/*
 	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/usr/clang-ide/lib/c++/v1/*
+	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/usr/lib/c++/v1/*
+	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/Platforms/iPhoneOS.platform/usr/lib/c++/v1/*
 	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/usr/lib/c++/v1/ext
 	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/usr/clang-ide/lib/c++/v1/ext
+	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/usr/lib/c++/v1/ext
+	chmod 755 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/Platforms/iPhoneOS.platform/usr/lib/c++/v1/ext
 	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/usr/lib/c++/v1/ext/*
 	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/usr/clang-ide/lib/c++/v1/ext/*
+	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/usr/lib/c++/v1/ext/*
+	chmod 644 $(DSTROOT)/$(INSTALL_PREFIX)/Developer/Platforms/iPhoneOS.platform/usr/lib/c++/v1/ext/*
 
 install:: installhdrs $(DESTDIR)