VMS Help TCPIP Services, Programming Interfaces, Sockets API, inet_makeaddr()  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Returns an internet address based on a particular local address
    and a network.
    Format
      #include  <in.h>
      #include  <inet.h>
      struct in_addr inet_makeaddr  ( int net, int lna );

1 - Arguments

 net
    An internet network address in host byte order.
 lna
    A local network address on network net in host byte order.

2 - Description

    This function combines the net and lna arguments into a single
    internet address.
                                   NOTE
       The 64-bit return from OpenVMS Alpha systems has zero-
       extended bits in the high 32 bits of R0.

3 - Return Value

    x                  An internet address in network byte order.