VT220.KBD defines the key mapping of a VT220 for use with ProComm+ for
Windows.

       PC Keyboard    ---- gives you --->    From VT220
  ================================================================
       F1 - F5                               nothing
       F6 - F12                              F6 - F12
       Shift F3 - Shift F10                  F13 - F20
       Scroll Lock                           Help (F15)
       Pause                                 DO (F16)
       NUM LOCK                              PF1 (GOLD)
       /   (keypad)                          PF2
       *   (keypad)                          PF3
       -   (keypad)                          PF4
       +   (keypad)                          ,    (keypad)
       SHIFT +  (keypad)                     -    (keypad)
       Insert                                Insert Here
       Delete                                Remove
       Home                                  Find
       End                                   Select
       Page Up                               Previous Screen
       Page Down                             Next Screen