Int 15 Fn 82  C - OS Hook - Program Termination                            [B]

   AH = 82h
   BX = process ID
   CF clear

Return: CF clear if successful
       AH = 00h
   CF set on error
       AH = status (see AH=80h)

Notes: closes all devices opened by the given process ID with function 80h
   this function should be hooked by a multitasker which wishes to keep
     track of device ownership; the default BIOS handler merely returns
     successfully

See Also: AH=80h,AH=81h