pkg_conf=$(call if_shr,$(1),$(foreach p,$(pc_$(1)), $(shell pkg-config 2> /dev/null $(2) $(p))))
inc_path=$(call if_pkg,$(1),$(inc_$(1)), $(call pkg_conf,$(1),--cflags))
ld_path=$(call if_pkg,$(1),-L$(call bld_path,$(1),$(2)) $(lib_$(1)))
pkg_conf=$(call if_shr,$(1),$(foreach p,$(pc_$(1)), $(shell pkg-config 2> /dev/null $(2) $(p))))
inc_path=$(call if_pkg,$(1),$(inc_$(1)), $(call pkg_conf,$(1),--cflags))
ld_path=$(call if_pkg,$(1),-L$(call bld_path,$(1),$(2)) $(lib_$(1)))