The following is the DCL syntax for the IDL compiler.  Except where
   noted, IDL DCL commands are equivalent to the IDL universal command
   syntax documented in the idl section of the OSF DCE Application
   Development Reference.  See the Reference documentation for a
   complete description of the universal command syntax interface to
   the IDL compiler.

   NAME

    IDL  - Invokes the Interface Definition Language (IDL) Compiler

   SYNOPSIS

        IDL file-spec [qualifier]...