Set some socket options

Daftar Isi

• setsockopt SOCKET,LEVEL,OPTNAME,OPTVAL

  Sets the socket option requested. Returns undef on error.Use integer constants provided by the Socket module forLEVEL and OPNAME. Values for LEVEL can also be obtained fromgetprotobyname. OPTVAL might either be a packed string or an integer.An integer OPTVAL is shorthand for pack("i", OPTVAL).

  An example disabling Nagle's algorithm on a socket:

   use Socket qw(IPPROTO_TCP TCP_NODELAY);
   
   setsockopt($socket, IPPROTO_TCP, TCP_NODELAY, 1);
   

  Portability issues: setsockopt in perlport.