picl_reqsetattrval_t
picl_reqsetattrval_t ret_setattrval;
picl_reqsetattrval_t *inargs;
inargs = alloca(sizeof (picl_reqsetattrval_t) + nbytes);
err = trysend_req(&darg, inargs, sizeof (picl_reqsetattrval_t) +
picl_reqsetattrval_t req_setattrval;