1010 	if ((so->so_proto->pr_flags & PR_CONNREQUIRED) == 0) {  in solisten()
1701 	    ((so->so_proto->pr_flags & PR_CONNREQUIRED) ||  in soconnectlock()
1818 	    !(so->so_proto->pr_flags & PR_MULTICONN) &&  in soconnectxlocked()
1819 	    ((so->so_proto->pr_flags & PR_CONNREQUIRED) ||  in soconnectxlocked()
1842 		if ((so->so_proto->pr_flags & PR_DATA_IDEMPOTENT) &&  in soconnectxlocked()
1859 		if ((so->so_proto->pr_flags & PR_PRECONN_WRITE) &&  in soconnectxlocked()
2052 		if ((so->so_proto->pr_flags & PR_CONNREQUIRED) != 0) {  in sosendcheck()
2059 			return (so->so_proto->pr_flags & PR_CONNREQUIRED) ?  in sosendcheck()
2250 	    (so->so_proto->pr_flags & PR_ATOMIC);  in sosend()
2533 			    (so->so_proto->pr_flags & PR_IMPLOPCL) &&  in sosend()
2737 	    (so->so_proto->pr_flags & PR_ATOMIC);  in sosend_list()
3299 	    m->m_nextpkt == NULL && (pr->pr_flags & PR_ATOMIC) == 0) {  in so_should_wait()
3624 		    (so->so_proto->pr_flags & PR_CONNREQUIRED)) {  in soreceive()
3655 		if ((pr->pr_flags & PR_WANTRCVD) && so->so_pcb != NULL) {  in soreceive()
3693 	if ((pr->pr_flags & PR_ADDR) && m->m_type == MT_SONAME) {  in soreceive()
3964 			if ((pr->pr_flags & PR_WANTRCVD) && so->so_pcb != NULL) {  in soreceive()
4017 	if (m != NULL && pr->pr_flags & PR_ATOMIC) {  in soreceive()
4058 		if (pr->pr_flags & PR_WANTRCVD && so->so_pcb) {  in soreceive()
4345 		    (so->so_proto->pr_flags & PR_CONNREQUIRED)) {  in soreceive_list()
4392 	if ((pr->pr_flags & PR_ADDR) && m->m_type == MT_SONAME) {  in soreceive_list()
4600 	if (pr->pr_flags & PR_WANTRCVD && so->so_pcb) {  in soreceive_list()
4881 	if ((pr->pr_flags & PR_RIGHTS) && pr->pr_domain->dom_dispose) {  in sorflush()
6118 			if (so->so_proto->pr_flags & PR_ATOMIC) {  in sogetoptlock()
6139 			if (so->so_proto->pr_flags & PR_ATOMIC) {  in sogetoptlock()
7119 		    (so->so_proto->pr_flags & PR_EVCONNINFO)) {  in filt_sockev_common()