+%-prereq %-download %-clean: FORCE
+ $(MAKE) -C $* $(patsubst $*-%,%,$@)
+
+%-prepare: $(TOOL_HOST_INCLUDES) $(TOOL_BUILD_DIR) FORCE
+ $(MAKE) -C $* $(patsubst $*-%,%,$@)
+
+%-compile: %-prepare FORCE
+ $(MAKE) -C $* $(patsubst $*-%,%,$@)
+
+%-install: %-compile FORCE
+ $(MAKE) -C $* $(patsubst $*-%,%,$@)