/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ #include <u.h>#include <libc.h>#include <bio.h>#include <ctype.h>#include <ndb.h> Ndb*ndbcat(Ndb *a, Ndb *b){	Ndb *db = a; 	if(a == nil)		return b;	while(a->next != nil)		a = a->next;	a->next = b;	return db;}