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

    Converts longwords from host byte order to network byte order.
    Format
      #include  <in.h>
      unsigned long int htonl  ( unsigned long int hostlong );

  Additional Information (explode) :

• Argument
• Description
• Return Value