SDL_IMG_FLAGS = $(shell pkg-config --cflags SDL_image)
SDL_IMG_LIBS = $(shell pkg-config --libs SDL_image)
+CPPUNIT_FLAGS = $(shell pkg-config --cflags cppunit)
+CPPUNIT_LIBS = $(shell pkg-config --libs cppunit)
+
# set to empty to show tool invocations
VERBOSE = @