Improve return_if_fail.
Partly implement appdefaults UI.
Replace usage of EnableWindow with clearer enable/disable macros.

One fix for use of previous released pointer.

be  set up. Change support for lights into a linked list and only set
up an equivalent gl light when the light is enabled.

running configure.

Fuchs).

Fix the case of WineHQ.

the obsolete pascal16 and -noimport.
Update modules.dat so winapi knows about the new dlls.

Don't change settings if the user canceled the "Custom" dialog.

internal helper functions necessary to deal with shortcomings of
kernel32 functions for the time being.

Wim Vanderbauwhede).

.drv extension.

internationalisation.

capture.c.