Directs the system to use the  MOTIF  Toolkit  UIL  compiler.   This
  switch  is provided for backward compability.  the default is to use
  the MOTIF Toolkit UIL compiler.

1    /WIDGET_META_DESCRIPTION[=file-spec]

  Directs the compiler to use a widget  meta  description  file.   The
  default file specification is DECW$SYSTEM_DEFAULTS:*.WMD.

  The default is to use the  MOTIF  Toolkit  UIL  compiler's  internal
  tables.