1011 	struct labhash **lhp, *lh;  in enterlabel()  local
1018 	for (lh = *lhp; lh != NULL; lh = lh->lh_next)  in enterlabel()
1019 		if (lh->lh_hash == h && strcmp(cp->t, lh->lh_cmd->t) == 0)  in enterlabel()
1021 	if ((lh = malloc(sizeof *lh)) == NULL)  in enterlabel()
1023 	lh->lh_next = *lhp;  in enterlabel()
1024 	lh->lh_hash = h;  in enterlabel()
1025 	lh->lh_cmd = cp;  in enterlabel()
1026 	lh->lh_ref = 0;  in enterlabel()
1027 	*lhp = lh;  in enterlabel()
1037 	struct labhash *lh;  in findlabel()  local
1043 	for (lh = labels[h & LHMASK]; lh != NULL; lh = lh->lh_next) {  in findlabel()
1044 		if (lh->lh_hash == h && strcmp(name, lh->lh_cmd->t) == 0) {  in findlabel()
1045 			lh->lh_ref = 1;  in findlabel()
1046 			return (lh->lh_cmd);  in findlabel()
1059 	struct labhash *lh, *next;  in uselabel()  local
1063 		for (lh = labels[i]; lh != NULL; lh = next) {  in uselabel()
1064 			next = lh->lh_next;  in uselabel()
1065 			if (!lh->lh_ref)  in uselabel()
1067 				    linenum, fname, lh->lh_cmd->t);  in uselabel()
1068 			free(lh);  in uselabel()