852 	if ((so->so_proto->pr_flags & PR_CONNREQUIRED) == 0) {  in solisten()
1542 	    ((so->so_proto->pr_flags & PR_CONNREQUIRED) ||  in soconnectlock()
1676 	    !(so->so_proto->pr_flags & PR_MULTICONN) &&  in soconnectxlocked()
1677 	    ((so->so_proto->pr_flags & PR_CONNREQUIRED) ||  in soconnectxlocked()
1702 		if ((so->so_proto->pr_flags & PR_DATA_IDEMPOTENT) &&  in soconnectxlocked()
1719 		if ((so->so_proto->pr_flags & PR_PRECONN_WRITE) &&  in soconnectxlocked()
1922 		if ((so->so_proto->pr_flags & PR_CONNREQUIRED) != 0) {  in sosendcheck()
1929 			return (so->so_proto->pr_flags & PR_CONNREQUIRED) ?  in sosendcheck()
2126 	    (so->so_proto->pr_flags & PR_ATOMIC);  in sosend()
2407 			    (so->so_proto->pr_flags & PR_IMPLOPCL) &&  in sosend()
2643 	    (so->so_proto->pr_flags & PR_ATOMIC);  in sosend_list()
3115 	    m->m_nextpkt == NULL && (pr->pr_flags & PR_ATOMIC) == 0) {  in so_should_wait()
3442 		    (so->so_proto->pr_flags & PR_CONNREQUIRED)) {  in soreceive()
3473 		if ((pr->pr_flags & PR_WANTRCVD) && so->so_pcb != NULL) {  in soreceive()
3511 	if ((pr->pr_flags & PR_ADDR) && m->m_type == MT_SONAME) {  in soreceive()
3781 			if ((pr->pr_flags & PR_WANTRCVD) && so->so_pcb != NULL) {  in soreceive()
3834 	if (m != NULL && pr->pr_flags & PR_ATOMIC) {  in soreceive()
3875 		if (pr->pr_flags & PR_WANTRCVD && so->so_pcb) {  in soreceive()
4099 		    (so->so_proto->pr_flags & PR_CONNREQUIRED)) {  in soreceive_m_list()
4131 	if ((pr->pr_flags & PR_ADDR) && m->m_type == MT_SONAME) {  in soreceive_m_list()
4244 	if (pr->pr_flags & PR_WANTRCVD && so->so_pcb != NULL) {  in soreceive_m_list()
4518 	if ((pr->pr_flags & PR_RIGHTS) && pr->pr_domain->dom_dispose) {  in sorflush()
5898 			if (so->so_proto->pr_flags & PR_ATOMIC) {  in sogetoptlock()
5917 			if (so->so_proto->pr_flags & PR_ATOMIC) {  in sogetoptlock()
6940 		    (so->so_proto->pr_flags & PR_EVCONNINFO)) {  in filt_sockev_common()