gettext: eval_gettext Invocation

 
 15.5.12.6 Invoking the ‘eval_gettext’ function
 ..............................................
 
      eval_gettext MSGID
 
    This function outputs the native language translation of a textual
 message, performing dollar-substitution on the result.  Note that only
 shell variables mentioned in MSGID will be dollar-substituted in the
 result.