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

    Serializes and deserializes OpenVMS-specific Portmapper
    parameters.
    Format
      #include  <tcpip$rpcxdr.h>
      bool_t  xdr_pmap_vms(XDR *xdrs, struct pmap_vms *regs);

1 - Arguments

 xdrs
    A pointer to an XDR stream handle created by one of the XDR
    stream handle creation routines.
 regs
    A pointer to the pmap_vms structure. This structure contains the
    program number, version number, protocol number, port number and
    the OpenVMS-specific process identification.

2 - Description

    This routine is similar to xdr_pmap(), except it also includes
    the process identification in the pmap_vms structure.

3 - Return Values

    TRUE               Indicates success.
    FALSE              Indicates failure.