..._socket(forward_port, argv[3]); if (fd2 == -1) SHUT_FD1; else printf("connect from %s\n", inet_ntoa(client_addr.sin_addr)); /* Skip any events on the old, closed file descriptor…send multiple messages on a socket NAME sendmmsg - send multiple messages on a socket LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /* See feature_test_mac…receive multiple messages on a socket NAME recvmmsg - receive multiple messages on a socket LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /* See feature_te…create an endpoint for communication NAME socket - create an endpoint for communication LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/socket.h> int socket(int do…bind a name to a socket NAME bind - bind a name to a socket LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/socket.h> int bind(int sockfd , const struct sockaddr *…