VMS Help LOCALE, COMPILE, Qualifiers, /DISPLAY  *Conan The Librarian (sorry for the slow response - running on an old VAX)

     /DISPLAY[=[NO]HOLE]
     /DISPLAY=NOHOLE (D)

   Used with certain Chinese locales and terminals to
   specify that 4-byte characters occupy four printing
   positions (columns) on the terminal display. The default
   value (/DISPLAY=NOHOLE) specifies that 4-byte characters
   occupy two printing positions.