Constante predefinite

Constantele de mai jos sunt definite de această extensie și vor fi disponibile doar dacă această extensie a fost compilată în interiorul PHP, sau a fost încărcată dinamic în timpul rulării.

YPERR_ACCESS (integer)
access violation (this has only been added recently and is only available from PECL SVN for now)
YPERR_BADARGS (integer)
The function arguments are bad
YPERR_BADDB (integer)
YP database is bad
YPERR_BUSY (integer)
Database busy
YPERR_DOMAIN (integer)
cannot bind to server in this domain
YPERR_KEY (integer)
no such key in map
YPERR_MAP (integer)
no such map in server's domain
YPERR_NODOM (integer)
Local domain name not set
YPERR_NOMORE (integer)
No more records in map database
YPERR_PMAP (integer)
Can't communicate with portmapper
YPERR_RESRC (integer)
resource allocation failure
YPERR_RPC (integer)
RPC failure - domain has been unbound
YPERR_YPBIND (integer)
Can't communicate with ypbind
YPERR_YPERR (integer)
internal yp server or client error
YPERR_YPSERV (integer)
Can't communicate with ypserv
YPERR_VERS (integer)
YP version mismatch