--- Makefile.orig	Wed Sep 16 15:56:29 1998
+++ Makefile	Tue Sep 29 18:40:22 1998
@@ -1,7 +1,7 @@
-all:	idiff
+CFLAGS += -g
+
+PROG = idiff
 
-idiff:	idiff.c
-	$(CC) idiff.c -o idiff
+all:	idiff
 
-clean:
-	rm -f *.o a.out
+.include <bsd.prog.mk>