add a 'clean' target to nuke files built from syscalls.master, so that

it's easier to commit non-generated files all at once.

sys/compat/osf1/Makefile

@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.1 1995/02/13 21:39:00 cgd Exp $
+#	$NetBSD: Makefile,v 1.2 1999/05/04 04:56:44 cgd Exp $
 
 DEP=	syscalls.conf syscalls.master ../../kern/makesyscalls.sh
 OBJS=	osf1_sysent.c osf1_syscalls.c osf1_syscall.h osf1_syscallargs.h
@@ -9,3 +9,6 @@ ${OBJS}: ${DEP}
 	-mv -f osf1_syscall.h osf1_syscall.h.bak
 	-mv -f osf1_syscallargs.h osf1_syscallargs.h.bak
 	sh ../../kern/makesyscalls.sh syscalls.conf syscalls.master
+
+clean:
+	rm -f ${OBJS}