Rizsanyi Zsolt a écrit : > > Could somebody answer/test if calling interrupt int 0x01 is allowed from a > win32 program in WinNT environment? I would pretty like to know that! I don't think it is it was allowed on Win9x, and is used in this context IIRC as a ring 3 to ring 0 transition code (how to create a cheap call gate) A+