Explanation of the PROMPT command. It is INTERNAL.

This command will change the appearance of the DOS prompt.

Switches:
        $q = (equal sign)          $$ $ (dollar sign)
        $t  current time           $d  current date
        $p  current drive/path     $v  MS-DOS version number
        $n  current drive          $g > (greater-than sign)
        $l < (Less-than sign)      $b | (pipe)
        $_  enter-linefeed         $e  ASCII escape code 
        $h  Backspace    
Example:
       To let your prompt look like this: A:\> use this:
          prompt $p$g