+SRC_HSC2HS_OPTS += $(addprefix --cflag=,$(filter-out -O,$(SRC_CC_OPTS)))
+SRC_HSC2HS_OPTS += --cc=$(CC)
+SRC_HSC2HS_OPTS += --ld=$(CC)
+SRC_HSC2HS_OPTS += --cflag=-D__GLASGOW_HASKELL__=$(ProjectVersionInt)
+SRC_HSC2HS_OPTS += --lflag=-no-auto-link-packages
+SRC_HSC2HS_OPTS += -I$(GHC_INCLUDE_DIR_ABS)
+SRC_HSC2HS_OPTS += -I$(FPTOOLS_TOP_ABS)/gmp/gmpbuild
+
+# Given
+# foo bar
+# make
+# :\"-Ifoo\":\"-Ibar\"
+nothing=
+space=$(nothing) $(nothing)
+SRC_HSC2HS_OPTS += $(subst $(space),,$(foreach d,$(GMP_INCLUDE_DIRS),:\"-I$(d)\"))
+