Protect against multiple definitions.
Use PNTSTATUS where appropriate.

Document the real SEGPTR type using the standard documentation
mechanisms. Fixes winapi_check warnings.

Make sure that we cache all calculated values.

COMBOBOXINFO.stateButton when really the button is pressed, not when
the combo is dropped down.

specified otherwise.

by Saulius Krasuckas.

Blin.

off the Unicode macros too.

- Dissable tests after UIActivate failes (fixes tests win 9x).

an install is begun but the media is not in the drive, such as in
install-on-demand cases.

arena headers of not.
Free list sizes are constant so there's no need to store them in the
heap structure.

SizeOfRawData and VirtualSize.

- Fix AboutProtocol_Release.
- Use *_THIS macros in protocol objects.

- pass pointer to valid buffer as lpszPath.
- disable check passing NULL as lpszPath.