--- dyninst/make.config.buildflags	2013-02-14 11:23:18.717002871 -0800
+++ dyninst/make.config	2013-02-14 11:23:46.588871846 -0800
@@ -570,9 +570,9 @@ ifeq (ppc64_linux, $(findstring ppc64_li
 endif
 
 # flags for normal (non-kludge) files, with common warnings
-CFLAGS		= $(IFLAGS) $(UNIFIED_DEF) $(OPT_FLAG) $(COMMON_WARNINGS) $(ARCH_FLAGS)
+CFLAGS		+= $(IFLAGS) $(UNIFIED_DEF) $(OPT_FLAG) $(COMMON_WARNINGS) $(ARCH_FLAGS)
 CXXFLAGS	+= $(IFLAGS) $(UNIFIED_DEF) $(OPT_FLAG) $(COMMON_WARNINGS) $(STDINT_MACROS) $(ARCH_FLAGS)
-LDFLAGS		= $(ARCH_FLAGS)
+LDFLAGS		+= $(ARCH_FLAGS)
 
 # flags for kludge files, won't have warnings generated
 KFLAGS          = $(IFLAGS) $(UNIFIED_DEF) $(BASICWARNINGS)