clean:
find . -name \*.[o] -print -exec rm -f {} \;
-realclean: clean
- rm -f sysdep.h $(CLIENT_TARGETS) $(SERVER_TARGETS) $(UTIL_TARGETS)
+cleaner: clean
+ rm -f $(CLIENT_TARGETS) $(SERVER_TARGETS) $(UTIL_TARGETS)
+
+realclean: cleaner
+ rm -f sysdep.h