return NULL;
return (NULL);
findbuffer(char *fname){	BUFFER		*bp;	char		 bname[NBUFN];	unsigned int	 count, remain, i;	for (bp = bheadp; bp != NULL; bp = bp->b_bufp) {		if (strcmp(bp->b_fname, fname) == 0)			return (bp);	}	i = strlcpy(bname, basename(fname), sizeof(bname));	if (i >= sizeof(bname))		return NULL;	remain = sizeof(bname) - i;	for (count = 2; bfind(bname, FALSE) != NULL; count++)		snprintf(&bname[i], remain, "<%d>", count);	return (bfind(bname, TRUE));}