Offset

Name

Size

Contents

4

isxvd

2

Field.

6

iCache

2

Index of item in field.

8

unused

2

Reserved, should be set to zero.

10

grbit

2

= 01h, fCalculatedItem.
= 06h, reserved.
= 08h, fPhysical, item is referred to by position (physical) rather than by name (logical)
= 10h, fRelative, if fPhysical is true, then item is referred to using relative references rather than absolute references.