Invokes the VMS DECwindows UIL compiler to compile a User  Interface
  Language  (UIL) specification.  A UIL specification is a description
  of the windowing interface to a VMS DECwindows application.  The UIL
  command  and  the User Interface Language are described in detail in
  the "OSF/Motif Programmer's Guide".

  Format of UIL command line:

        UIL file_spec