[MSDN Library June 1998] OFSTRUCT (57.2767145135566%)

MSDN Library Visual Studio 6.0 > Platform SDK > Windows Base Services > Files and I/O > File I/O > File Reference > File Structures

[MSDN Library April 2000] OFSTRUCT (52.6315789473684%)

MSDN Library - April 2000 > Platform SDK > Base Services > Files and I/O > File I/O > File I/O Reference > File I/O Structures