Int 6F Fn 2A  - Hp Vectra Ex-bios - "f_yield" - Give Up Cpu To Other Task  [b]

   AH = 2Ah
   BP = 0012h (driver ID of V_SYSTEM)

Return: AH = status (see #3415)
   BP,DS destroyed

Note:  this is a hook for multitasking systems

See Also: AH=00h"HP Vectra",INT 15/AX=1000h,INT 2F/AX=1680h