# make sure that a predefined CFLAGS variable does not disturb packages
export CFLAGS=
+empty:=
+space:= $(empty) $(empty)
+path:=$(subst :,$(space),$(PATH))
+path:=$(filter-out .%,$(path))
+path:=$(subst $(space),:,$(path))
+export PATH:=$(path)
+
unexport TAR_OPTIONS
ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)