--- apt-0.5.15lorg2/cmdline/apt-shell.cc.orig	2006-03-30 12:21:31 +0400

+++ apt-0.5.15lorg2/cmdline/apt-shell.cc	2006-03-30 12:22:24 +0400

@@ -4644,6 +4644,7 @@

    // Make a copy of the configuration. Each command will modify its

    // own copy of the whole configuration.

    Configuration GlobalConfig(*_config);

+   Configuration _Config(*_config);

    ReadLineInit();

    c1out << _("Welcome to the APT shell. Type \"help\" for more information.") << endl;

@@ -4758,6 +4759,12 @@

 	 CmdL.DispatchArg(Cmds);

       free(line);

+      if (!_config->FindB("quit"))

+      {

+        // restore saved config

+        delete _config;

+        _config = new Configuration(_Config);

+      }

    }

    ReadLineFinish();