2004-01-25  Tor Lillqvist  <tml@iki.fi>

	* gdk/win32/gdkproperty-win32.c (gdk_property_delete): If the
	WM_TRANSIENT_FOR property is being deleted, set the owner of the
	window to the root window (i.e., effectively unset it). (#132411)

	* gdk/win32/gdkprivate-win32.h
	* gdk/win32/gdkglobals-win32.c
	* gdk/win32/gdkmain-win32.c: Declare, define and initialize
	_wm_transient_for, a GdkAtom for WM_TRANSIENT_FOR.

	* acconfig.h: Remove HAVE_WINSOCK_H, not used any longer.