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-rw-r--r--src/depend.mk10
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diff --git a/src/depend.mk b/src/depend.mk
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+# This only works for make implementations that always include a .depend if
+# it exists. Only GNU make does not do this.
+
+.depend: ${SCRIPTS} ${SRCS}
+ $(CC) $(CFLAGS) -MM ${SRCS} > .depend
+
+depend: .depend
+
+clean-depend:
+ rm -f .depend