ref: f956eb9264672be2ac197c9672bbe88f2da3bee8
dir: /external/SDL2/src/hidapi/testgui/Makefile-manual/
OS=$(shell uname) ifeq ($(OS), Darwin) FILE=Makefile.mac endif ifneq (,$(findstring MINGW,$(OS))) FILE=Makefile.mingw endif ifeq ($(OS), Linux) FILE=Makefile.linux endif ifeq ($(OS), FreeBSD) FILE=Makefile.freebsd endif ifeq ($(FILE), ) all: $(error Your platform ${OS} is not supported at this time.) endif include $(FILE)