ref: 9ad14b897e1473670dc5de69e566d22ecbb0e19c
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)