$NetBSD: patch-ck,v 1.1.1.1 2008/10/14 11:02:24 hira Exp $

--- vcl/unx/gtk/app/gtkinst.cxx.orig	2008-04-11 18:24:19.000000000 +0900
+++ vcl/unx/gtk/app/gtkinst.cxx	2008-08-20 17:57:24.000000000 +0900
@@ -230,7 +230,7 @@
     vos::OThread::TThreadIdentifier aCurrentThread = vos::OThread::getCurrentIdentifier();
     // protect member manipulation
     OMutex::acquire();
-    if( mnCount > 0 && mnThreadId == aCurrentThread )
+    if( mnThreadId == aCurrentThread )
     {
         mnCount++;
         OMutex::release();
@@ -331,7 +331,5 @@
     // that locked the mutex with Grab()
     OMutex::acquire();
     mnCount = nGrabs;
-    if( mnCount == 0 )
-        mnThreadId = 0;
     OMutex::release();
 }