VMS Help CC, Socket Routines, setsockopt  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Sets options on a socket.

    Syntax:

      #include <types.h>
      #include <socket.h>

     _DECC_V4_SOURCE defined:

       int setsockopt(int s, int level, int optname, char *optval,
                       int optlen);

     _DECC_V4_SOURCE not defined:

       int setsockopt(int s, int level, int optname, const void *optval,
                       size_t optlen);