Int 10 Fn 5F01  - Video - Realtek Rtvga - Write Rtvga Bios String To Dest  [V]

   AX = 5F01h
   ES:DI -> zero-filled buffer for BIOS ID string

Return: AH = 00h if successful
   ES:DI -> ASCII signature "REALTEK VGA BIOS Version 3C.10"
BUG:   in v3.C10, AX=5F01h on return due to improper stack restoration code

See Also: AX=5F00h"RTVGA",AX=5F02h"RTVGA"