smb_sid_split
info->a_domsid = smb_sid_split(wka->wka_binsid, &info->a_rid);
ainfo->a_domsid = smb_sid_split(ainfo->a_sid, &ainfo->a_rid);
if ((dom_sid = smb_sid_split(sid, rid)) == NULL)
account->a_domsid = smb_sid_split(sid, &account->a_rid);
account->a_domsid = smb_sid_split(sid, &account->a_rid);
smb_sid_t *smb_sid_split(smb_sid_t *, uint32_t *);