       1mcatgets 4m22mcatHandle24m 4msetnum24m 4mmsgnum24m 4mdefaultstr0m
              Retrieve a message form a message catalog. 4mCatHandle24m should be a
              Tcl message catalog handle that was returned by 1mcatopen22m.  4mSetnum0m
              is  the message set number, and 4mmsgnum24m is the message number. If
              the message catalog was not opened, or the message set  or  mes-
              sage  number  cannot be found, then the default string, 4mdefault-0m
              4mstr24m, is returned.
