smb_pathname
rc = smb_pathname(sr, od_name, FOLLOW, root_node, dnode,
error = smb_pathname(NULL, zone->zone_rootpath, 0,
err = smb_pathname(sr, ppn.pn_buf, lookup_flags,
err = smb_pathname(sr, p, lookup_flags,
int smb_pathname(smb_request_t *, char *, int, smb_node_t *,