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

    Returns a copy of the current port mappings on a remote host
    running TCP/IP Services software.
    Format
      #include  <rpc/pmap_clnt.h>
      struct pmaplist_vms  *pmap_getmaps_vms(struct sockaddr_in
                           *addr);

  Additional Information (explode) :

• Arguments
• Description
• Return Values