add explicit reference to /usr/local/{lib,inc}
@@ -29,6 +29,8 @@ ifeq ($(strip $(shell uname)), Darwin)
EXTRA_LIBS += -L/opt/local/lib
GL_LIBS = -framework GLUT -framework OpenGL
else
+ EXTRA_FLAGS += -I/usr/local/include
+ EXTRA_LIBS += -L/usr/local/lib
GL_LIBS = -lglut -lGL
endif
