Use $(RM) instead of rm -f

git-svn-id: svn://svn.cc65.org/cc65/trunk@2402 b7a2c559-68d2-44c3-8de9-860c34a00d81

src/cl65/make/gcc.mak

@@ -38,10 +38,10 @@ cl65:	$(OBJS) $(LIBS)
 	@if [ $(OS2_SHELL) ] ;	then $(EBIND) cl65 ; fi
 
 clean:
-	rm -f *~ core
+	$(RM) *~ core
 
 zap:	clean
-	rm -f *.o $(EXECS) .depend
+	$(RM) *.o $(EXECS) .depend
 
 
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