Int 41 Fn 0012  CPU - Ms Windows Debugging Kernel - "outputdebugstring"    [G]

   AX = 0012h
   DS:SI -> string (Windows 3.0)
   ES:SI -> string (Windows 3.1)

Return: nothing???

Note:  this function is called by the kernel when it wants to output a
     string through the debugger

See Also: AX=0050h,INT 68/AH=47h