rm -f depend *.o sbcl sbcl.nm core *.tmp ; true
depend: ${SRCS} sbcl.h
- $(CC) -MM -E ${DEPEND_FLAGS} ${CFLAGS} ${CPPFLAGS} $? > depend.tmp
+ $(CC) -MM -E ${DEPEND_FLAGS} ${CFLAGS} ${CPPFLAGS} $^ > depend.tmp
mv -f depend.tmp depend
+
+# By including this file, we cause GNU to automatically make depend if
+# it can't find it or it is out of date
+include depend