INVALID_SOCKET 65 ext/sockets/php_sockets_win.c if(sock[0] == INVALID_SOCKET ) { INVALID_SOCKET 57 ext/sockets/sockets.c # define IS_INVALID_SOCKET(a) (a->bsd_socket == INVALID_SOCKET) INVALID_SOCKET 90 main/network.c # define SOCK_ERR INVALID_SOCKET INVALID_SOCKET 100 main/php_network.h # define SOCK_ERR INVALID_SOCKET INVALID_SOCKET 772 win32/sendmail.c if ((sc = socket(PF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)