1023 	if ((so->so_proto->pr_flags & PR_CONNREQUIRED) == 0) {  in solisten()
1714 	    ((so->so_proto->pr_flags & PR_CONNREQUIRED) ||  in soconnectlock()
1831 	    !(so->so_proto->pr_flags & PR_MULTICONN) &&  in soconnectxlocked()
1832 	    ((so->so_proto->pr_flags & PR_CONNREQUIRED) ||  in soconnectxlocked()
1855 		if ((so->so_proto->pr_flags & PR_DATA_IDEMPOTENT) &&  in soconnectxlocked()
1872 		if ((so->so_proto->pr_flags & PR_PRECONN_WRITE) &&  in soconnectxlocked()
2065 		if ((so->so_proto->pr_flags & PR_CONNREQUIRED) != 0) {  in sosendcheck()
2072 			return (so->so_proto->pr_flags & PR_CONNREQUIRED) ?  in sosendcheck()
2263 	    (so->so_proto->pr_flags & PR_ATOMIC);  in sosend()
2546 			    (so->so_proto->pr_flags & PR_IMPLOPCL) &&  in sosend()
2765 	    (so->so_proto->pr_flags & PR_ATOMIC);  in sosend_list()
3327 	    m->m_nextpkt == NULL && (pr->pr_flags & PR_ATOMIC) == 0) {  in so_should_wait()
3652 		    (so->so_proto->pr_flags & PR_CONNREQUIRED)) {  in soreceive()
3683 		if ((pr->pr_flags & PR_WANTRCVD) && so->so_pcb != NULL) {  in soreceive()
3721 	if ((pr->pr_flags & PR_ADDR) && m->m_type == MT_SONAME) {  in soreceive()
3992 			if ((pr->pr_flags & PR_WANTRCVD) && so->so_pcb != NULL) {  in soreceive()
4045 	if (m != NULL && pr->pr_flags & PR_ATOMIC) {  in soreceive()
4086 		if (pr->pr_flags & PR_WANTRCVD && so->so_pcb) {  in soreceive()
4373 		    (so->so_proto->pr_flags & PR_CONNREQUIRED)) {  in soreceive_list()
4420 	if ((pr->pr_flags & PR_ADDR) && m->m_type == MT_SONAME) {  in soreceive_list()
4628 	if (pr->pr_flags & PR_WANTRCVD && so->so_pcb) {  in soreceive_list()
4909 	if ((pr->pr_flags & PR_RIGHTS) && pr->pr_domain->dom_dispose) {  in sorflush()
6146 			if (so->so_proto->pr_flags & PR_ATOMIC) {  in sogetoptlock()
6167 			if (so->so_proto->pr_flags & PR_ATOMIC) {  in sogetoptlock()
7147 		    (so->so_proto->pr_flags & PR_EVCONNINFO)) {  in filt_sockev_common()