VMS Help CC, Message Groups, UNUSED  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 CONSTFUNC           EXPNOTRES           EXPRNOTUSED
 NESTEDCOMMENT       NESTINCL            PRAGIGNORE
 QUALFUNCRET         SHORTCIRCUIT        UNCALLED
 UNNECCDD            UNNECINCL           UNREACHCODE
 UNREFADECL          UNREFDECL           UNREFSDECL
 UNREFSFUNC          UNREFTYP            UNUSEDCDD
 UNUSEDINCL          UNUSEDTOP           VOLATILEFUNC