diff --git a/lib/libc/arch/sparc/Makefile.inc b/lib/libc/arch/sparc/Makefile.inc
index cc99fbeb28fc..cf8f58094e73 100644
--- a/lib/libc/arch/sparc/Makefile.inc
+++ b/lib/libc/arch/sparc/Makefile.inc
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile.inc,v 1.13 2008/10/26 07:43:07 mrg Exp $
+#	$NetBSD: Makefile.inc,v 1.14 2011/04/12 03:35:47 mrg Exp $
 
 SRCS+=	__sigaction14_sigtramp.c __sigtramp2.S
 
@@ -9,24 +9,28 @@ CLEANFILES+=rem.S sdiv.S udiv.S urem.S
 
 sdiv.S: ${LIBCDIR}/arch/sparc/gen/divrem.m4
 	@echo 'building ${.TARGET} from ${.ALLSRC}'
+	@rm -f ${.TARGET}
 	@(echo "define(NAME,\`.div')define(OP,\`div')define(S,\`true')"; \
 	 cat ${.ALLSRC}) | ${TOOL_M4} > ${.TARGET}
 	@chmod 444 ${.TARGET}
 
 udiv.S: ${LIBCDIR}/arch/sparc/gen/divrem.m4
 	@echo 'building ${.TARGET} from ${.ALLSRC}'
+	@rm -f ${.TARGET}
 	@(echo "define(NAME,\`.udiv')define(OP,\`div')define(S,\`false')"; \
 	 cat ${.ALLSRC}) | ${TOOL_M4} > ${.TARGET}
 	@chmod 444 ${.TARGET}
 
 rem.S: ${LIBCDIR}/arch/sparc/gen/divrem.m4
 	@echo 'building ${.TARGET} from ${.ALLSRC}'
+	@rm -f ${.TARGET}
 	@(echo "define(NAME,\`.rem')define(OP,\`rem')define(S,\`true')"; \
 	 cat ${.ALLSRC}) | ${TOOL_M4} > ${.TARGET}
 	@chmod 444 ${.TARGET}
 
 urem.S: ${LIBCDIR}/arch/sparc/gen/divrem.m4
 	@echo 'building ${.TARGET} from ${.ALLSRC}'
+	@rm -f ${.TARGET}
 	@(echo "define(NAME,\`.urem')define(OP,\`rem')define(S,\`false')"; \
 	 cat ${.ALLSRC}) | ${TOOL_M4} > ${.TARGET}
 	@chmod 444 ${.TARGET}