Rect64

Delphi
TRect64 = record left, top, right, bottom: Int64; end;

C++
struct Rect64 { int64_t left; int64_t top; int64_t right; int64_t bottom; };

C# 
public struct Rect64 {
  public long left; { get; set; }
  public long top; { get; set; }
  public long right; { get; set; }
  public long bottom; { get; set; } ...
};

See Also

RectD