* nss/getXXent_r.c (last_nip): Remember last service used since
last setXXent call.
(SETFUNC): Don't force to work through whole list of services in
call to __nss_next.
Update last_nip if necessary.
(ENDFUNC): Only process endXXent function up to currently used
last service.
(GETFUNC): Update last_nip if necessary.
* nss/nss_files/files-netgrp.c (_nss_netgroup_parseline): Don't
make static.
* rpc/auth_des.h: New file.
* sunrpc/Makefile (headers): Add auth_des.h.
(routines): Add publickey.
* sunrpc/publickey.c: New file. Interface to public key handling.
* sunrpc/rpc/auth_des.h: New file.
* sunrpc/rpc/netdb.h: Really include <rpc/auth_des.h>.