97     int val = 1;  in anetKeepAlive()  local
99     if (setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &val, sizeof(val)) == -1)  in anetKeepAlive()
111     val = interval;  in anetKeepAlive()
112     if (setsockopt(fd, IPPROTO_TCP, TCP_KEEPIDLE, &val, sizeof(val)) < 0) {  in anetKeepAlive()
120     val = interval/3;  in anetKeepAlive()
121     if (val == 0) val = 1;  in anetKeepAlive()
122     if (setsockopt(fd, IPPROTO_TCP, TCP_KEEPINTVL, &val, sizeof(val)) < 0) {  in anetKeepAlive()
129     val = 3;  in anetKeepAlive()
130     if (setsockopt(fd, IPPROTO_TCP, TCP_KEEPCNT, &val, sizeof(val)) < 0) {  in anetKeepAlive()
141 static int anetSetTcpNoDelay(char *err, int fd, int val)  in anetSetTcpNoDelay()  argument
143     if (setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof(val)) == -1)  in anetSetTcpNoDelay()