--- system-config-bind-4.0.2/GUI.py.old	2007-01-23 16:18:40.000000000 +0100
+++ system-config-bind-4.0.2/GUI.py	2007-01-23 16:23:14.000000000 +0100
@@ -155,6 +155,14 @@
         return True
 
     def show_manual(self, dialog, event=None):
+	if (hasattr(self,'manual_pid')) and self.manual_pid != 0:
+	    # process already exist -> check it
+	    try:
+                os.waitpid(self.manual_pid, os.WNOHANG)
+                self.manual_pid = 0
+            except:               
+                self.manual_pid = 0
+
         if (not hasattr(self,'manual_pid')) or (os.access('/proc/'+str(self.manual_pid), os.F_OK)==0):
             try:
                 self.manual_pid=os.fork()
@@ -183,6 +191,14 @@
             return
     
     def show_arm(self, dialog, event=None):
+        if (hasattr(self,'arm_pid')) and self.arm_pid != 0:
+            # process already exist -> check it
+    	    try:
+                os.waitpid(self.arm_pid, os.WNOHANG)
+                self.arm_pid = 0
+            except:
+                self.arm_pid = 0
+
         if (not hasattr(self,'arm_pid')) or (os.access('/proc/'+str(self.arm_pid), os.F_OK)==0):
             try:
                 self.arm_pid=os.fork()