[pan2] fix for non-gpg environments

[Heinrich MÃller <henmull src gnome org>]

commit ebcd7dc26ab92ff17c73bfc74ea211f2674cfa86
Author: Heinrich MÃller <henmull src gnome org>
Date:   Thu May 31 06:57:50 2012 +0200

    fix for non-gpg environments

 pan/gui/gui.cc |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/pan/gui/gui.cc b/pan/gui/gui.cc
index bf45c47..041397f 100644
--- a/pan/gui/gui.cc
+++ b/pan/gui/gui.cc
@@ -192,10 +192,15 @@ GUI :: root_realized_cb (GtkWidget*, gpointer self_gpointer)
   StringView last_msg = gui->_prefs.get_string("last-opened-msg", "");
   if (!last_msg.empty())
   {
-    GPGDecErr err;
     mid_sequence_t files;
     files.push_back(last_msg);
-    GMimeMessage* msg = gui->_cache.get_message(files,err);
+    GMimeMessage* msg;
+#ifdef HAVE_GMIME_CRYPTO
+    GPGDecErr err;
+    msg = gui->_cache.get_message(files,err);
+#else
+    msg = gui->_cache.get_message(files);
+#endif
     gui->_body_pane->set_text_from_message(msg);
 
 //    Article article;