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)