3166     struct sockaddr **psa, struct uio *uio, struct mbuf **mp0,  argument
3251 	if (mp0 != NULL) {
3254 			if (*mp0 == NULL)
3255 				*mp0 = sb->sb_mb;
3257 				m_cat(*mp0, sb->sb_mb);
3284 			if (*mp0 != NULL)
3285 				m_cat(*mp0, m);
3287 				*mp0 = m;
3288 			if (*mp0 == NULL) {
3338     struct mbuf **mp0, struct mbuf **controlp, int *flagsp)  argument
3358 	if (mp0 != NULL)
3359 		*mp0 = NULL;
3370 		return (soreceive_generic(so, psa, uio, mp0, controlp,
3384 		return (soreceive_generic(so, psa, uio, mp0, controlp,
3388 	error = soreceive_stream_locked(so, sb, psa, uio, mp0, controlp, flags);
3401     struct mbuf **mp0, struct mbuf **controlp, int *flagsp)  argument
3422 	if (mp0 != NULL || (flags & (MSG_PEEK | MSG_OOB | MSG_TRUNC)))
3423 		return (soreceive_generic(so, psa, uio, mp0, controlp,
3583     struct mbuf **mp0, struct mbuf **controlp, int *flagsp)  argument
3588 	error = so->so_proto->pr_soreceive(so, psa, uio, mp0, controlp, flagsp);