Format of Windows Startup Information Structure: Offset Size Description ) 00h 2 BYTEs major, minor version of info structure 02h DWORD pointer to next startup info structure or 0000h:0000h 06h DWORD pointer to ASCIZ name of virtual device file or 0000h:0000h 0Ah DWORD virtual device reference data (see #02633) (only used if above nonzero) 0Eh DWORD pointer to instance data records (see #02632) or 0000h:0000h ---structure version >= 4.0--- 12h DWORD pointer to optionally-instanced data records (see #02632) or 0000h:0000h