Make sure the zap target is available

git-svn-id: svn://svn.cc65.org/cc65/trunk@1932 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/cbm/Makefile

@@ -4,6 +4,9 @@
 
 .SUFFIXES: .o .s .c
 
+#--------------------------------------------------------------------------
+# Rules
+
 %.o:   	%.c
 	@$(CC) $(CFLAGS) $<
 	@$(AS) -o $@ $(AFLAGS) $(*).s
@@ -11,6 +14,9 @@
 %.o:	%.s
 	@$(AS) -g -o $@ $(AFLAGS) $<
 
+#--------------------------------------------------------------------------
+# Object files
+
 C_OBJS =  	cbm_dir.o       \
                 cbm_load.o	\
 		cbm_save.o
@@ -65,8 +71,15 @@ S_OBJS =	c_acptr.o	\
                 wherey.o        \
                 write.o
 
+#--------------------------------------------------------------------------
+# Targets
+
+.PHONY:	all clean zap
+
 all:	$(C_OBJS) $(S_OBJS)
 
 clean:
 	@rm -f *~ *.bck $(C_OBJS:.o=.s) $(C_OBJS) $(S_OBJS)
 
+zap:	clean
+