* cmdline/apt-get.cc:

  - do not show 'list of broken packages' header if no package
    is broken as it happens e.g. for external resolver errors

cmdline/apt-get.cc

@@ -254,6 +254,9 @@ bool ShowList(ostream &out,string Title,string List,string VersionsList)
  */
 void ShowBroken(ostream &out,CacheFile &Cache,bool Now)
 {
+   if (Cache->BrokenCount() == 0)
+      return;
+
    out << _("The following packages have unmet dependencies:") << endl;
    for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
    {

debian/changelog

@@ -1,3 +1,12 @@
+apt (0.9.5.2) UNRELEASED; urgency=low
+
+  [ David Kalnischkies ]
+  * cmdline/apt-get.cc:
+    - do not show 'list of broken packages' header if no package
+      is broken as it happens e.g. for external resolver errors
+
+ -- David Kalnischkies <kalnischkies@gmail.com>  Thu, 24 May 2012 19:40:58 +0200
+
 apt (0.9.5.1) unstable; urgency=low
 
   [ David Kalnischkies ]