-PACKCXXFLAGS := $(filter-out -pedantic-errors, $(filter-out -Werror,$(CXXFLAGS))) ${HLTDEFS}
-PACKCFLAGS := $(filter-out -ansi,$(filter-out -pedantic-errors, $(filter-out -Werror,$(CFLAGS)))) ${HLTDEFS}
-PACKDCXXFLAGS:= $(filter-out -pedantic-errors, $(filter-out -Werror,$(CXXFLAGS))) ${HLTDEFS}
+PACKCXXFLAGS := ${HLTCXXFLAGS}
+PACKCFLAGS := ${HLTCLFAGS}
+PACKDCXXFLAGS:= ${HLTDCXXFLAGS}