673 **		sff -- safefile flags.
680 safeopen(fn, omode, cmode, sff)  in safeopen()  argument
684 	long sff;
695 		sm_dprintf("safeopen: fn=%s, omode=%x, cmode=%x, sff=%lx\n",
696 			   fn, omode, cmode, sff);
699 		sff |= SFF_CREAT;
719 	if (bitset(SFF_OPENASROOT, sff))
721 				sff, smode, &stb);
724 				sff, smode, &stb);
730 	if (stb.st_mode == ST_MODE_NOFILE && bitset(SFF_CREAT, sff))
731 		omode |= O_CREAT | (bitset(SFF_NOTEXCL, sff) ? 0 : O_EXCL);
732 	else if (bitset(SFF_CREAT, sff) && bitset(O_EXCL, omode))
745 	fd = dfopen(fn, omode, cmode, sff);
780 **		sff -- safefile flags.
787 safefopen(fn, omode, cmode, sff)  in safefopen()  argument
791 	long sff;
824 	fd = safeopen(fn, omode, cmode, sff);
842 		sm_dprintf("safefopen: fdopen(%s, %d) failed: omode=%x, sff=%lx, err=%s\n",
843 			   fn, fmode, omode, sff, sm_errstring(errno));
926 dfopen(filename, omode, cmode, sff)  in dfopen()  argument
930 	long sff;
954 	if (!bitset(SFF_NOLOCK, sff) &&
966 		if (bitset(SFF_NBLOCK, sff))