63 static __maybe_unused void pair_udp_open(int fds[], uint16_t port)  in pair_udp_open()  argument
67 	fds[0] = socket(PF_INET, SOCK_DGRAM, 0);  in pair_udp_open()
68 	fds[1] = socket(PF_INET, SOCK_DGRAM, 0);  in pair_udp_open()
69 	if (fds[0] == -1 || fds[1] == -1) {  in pair_udp_open()
85 	if (bind(fds[1], (void *) &daddr, sizeof(daddr))) {  in pair_udp_open()
89 	if (bind(fds[0], (void *) &saddr, sizeof(saddr))) {  in pair_udp_open()
93 	if (connect(fds[0], (void *) &daddr, sizeof(daddr))) {  in pair_udp_open()
99 static __maybe_unused void pair_udp_send(int fds[], int num)  in pair_udp_send()  argument
106 		if (write(fds[0], buf, sizeof(buf)) != sizeof(buf)) {  in pair_udp_send()
110 		if (read(fds[1], rbuf, sizeof(rbuf)) != sizeof(rbuf)) {  in pair_udp_send()
121 static __maybe_unused void pair_udp_close(int fds[])  in pair_udp_close()  argument
123 	close(fds[0]);  in pair_udp_close()
124 	close(fds[1]);  in pair_udp_close()