UNAME := ${shell uname}

ifeq (${UNAME}, Darwin)
LDFLAGS 	+= -framework GLUT -framework OpenGL
else
ifeq  (${UNAME}, Linux)
CPPFLAGS	+= ${shell pkg-config --cflags glu}
LDFLAGS 	+= ${shell pkg-config --libs glu} -lglut
else
ifeq (${shell uname -o}, Msys)
LDFLAGS 	+= -mwindows -lopengl32 -lfreeglut
else
CPPFLAGS	+= ${shell pkg-config --cflags glu}
LDFLAGS 	+= ${shell pkg-config --libs glu} -lglut
endif
endif
endif

ifeq  (${UNAME}, FreeBSD)
CPPFLAGS	+= -DNO_ALLOCA=1
CPPFLAGS	+= -I/usr/local/include
endif