VMS Help TCPIP Services, Programming Interfaces, RPC Server Routines, svcfd_create  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Creates an RPC server handle using the specified open file
    descriptor.
    Format
      #include  <rpc/rpc.h>
      SVCXPRT  *svcfd_create(int fd, u_int sendsize, u_int recvsize);

1 - Arguments

 fd
    The number of an open file descriptor.
 sendsize
    The size of the send buffer. If you specify 0, the routine
    chooses a suitable default.
 recvsize
    The size of the receive buffer. If you specify 0, the routine
    chooses a suitable default.

2 - Description

    Creates an RPC server handle using the specified TCP socket, to
    which it returns a pointer. The server should call the svcfd_
    create routine after it accepts an incoming TCP connection.

3 - Return Values

    SVCXPRT *          A pointer to the server handle.
    NULL               Indicates failure.