Group commit for recovery after disk crash.
See Changelog for changes WRT release 990110.

diff --git a/windows/winproc.c b/windows/winproc.c
index 59a2675..925b173 100644
--- a/windows/winproc.c
+++ b/windows/winproc.c
@@ -1777,6 +1777,10 @@
         return 0;
 
     case WM_ACTIVATEAPP:
+	if (*plparam) {
+	*plparam = (LPARAM) THREAD_ID_TO_THDB((DWORD) *plparam)->teb.htask16;
+	}
+	return 1;
     case WM_ASKCBFORMATNAME:
     case WM_DEVMODECHANGE:
     case WM_PAINTCLIPBOARD: