ref: cf8977207eaf98c4d0674a51c67a368a463ce7c0
dir: /external/SDL2/src/hidapi/windows/Makefile-manual/
OS=$(shell uname)
ifneq (,$(findstring MINGW,$(OS)))
FILE=Makefile.mingw
endif
ifeq ($(FILE), )
all:
$(error Your platform ${OS} is not supported at this time.)
endif
include $(FILE)