[C => Delphi] Was macht FIELD_OFFSET?

[ste_ett]

WINNT.H

Code:

// Calculate the byte offset of a field in a structure of type type.
//

#define FIELD_OFFSET(type, field)    ((LONG)(INT_PTR)&(((type *)0)->field))

- edit -

INT_PTR ist folgendermassen deklariert:

Code:

typedef long INT_PTR, *PINT_PTR;