#include "csapp.h" int main() { int tofromServer; tofromServer = Open_clientfd("picasso.csc.villanova.edu", 5555); /* Unix I/O * write(tofromServer, "Hello server", strlen("Hello server\n")); */ Rio_writen(tofromServer, "Hello server\n", strlen("Hello server\n")); Close(tofromServer); return 0; }