Int 2C Fn 0027  P - Cloaking - Chain To V86-mode Interrupt Handler         [m]

   AX = 0027h
   DS:EBX -> client register structure (see #2247)

Return: CF clear if successful
       client register structure updated
   CF set if no more nested procedure call space available

Notes: this call uses the V86-mode stack supplied in the client structure,
     and jumps to the address specified by CS:IP in the client structure
   this function was first introduced with RM386 (RAM-MAN/386) v6.00

See Also: AX=0025h,AX=0026h