all: $(MAKE) -C simple $(MAKE) -C hi-res $(MAKE) -C texture $(MAKE) -C multi-buffer $(MAKE) -C multi-pipe $(MAKE) -C font clean: $(MAKE) -C simple clean $(MAKE) -C hi-res clean $(MAKE) -C texture clean $(MAKE) -C multi-buffer clean $(MAKE) -C multi-pipe clean $(MAKE) -C font clean