revert this change until a better solution can be found... 'env -i' was not being used properly, but even when changed to do so, this process fails during cross-compilation because the menuselect build still sees 'CC' as set to the cross-compiler

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@49098 65c4cc65-6c06-0410-ace0-fbb531ad65f3

Makefile

@@ -672,7 +672,7 @@ menuselect: menuselect/menuselect menuselect-tree
 	-@menuselect/menuselect $(GLOBAL_MAKEOPTS) $(USER_MAKEOPTS) menuselect.makeopts && (echo "menuselect changes saved!"; rm -f channels/h323/Makefile.ast main/asterisk) || echo "menuselect changes NOT saved!"
 
 menuselect/menuselect: makeopts menuselect/menuselect.c menuselect/menuselect_curses.c menuselect/menuselect_stub.c menuselect/menuselect.h menuselect/linkedlists.h makeopts
-	@env -i && $(MAKE) -C menuselect CONFIGURE_SILENT="--silent"
+	@unset CC LD AR RANLIB && $(MAKE) -C menuselect CONFIGURE_SILENT="--silent"
 
 menuselect-tree: $(foreach dir,$(filter-out main,$(MOD_SUBDIRS)),$(wildcard $(dir)/*.c) $(wildcard $(dir)/*.cc)) build_tools/cflags.xml sounds/sounds.xml build_tools/embed_modules.xml
 	@echo "Generating input for menuselect ..."