diff -Naur rtorrent.orig/files/patch-src__display__canvas.h rtorrent/files/patch-src__display__canvas.h
--- rtorrent.orig/files/patch-src__display__canvas.h	1970-01-01 01:00:00.000000000 +0100
+++ rtorrent/files/patch-src__display__canvas.h	2011-04-09 13:22:27.000000000 +0200
@@ -0,0 +1,11 @@
+--- src/display/canvas.h.orig	2010-06-26 14:05:07.000000000 +0200
++++ src/display/canvas.h	2011-04-09 11:21:30.000000000 +0200
+@@ -48,7 +48,7 @@
+ public:
+   typedef std::vector<Attributes> attributes_list;
+ 
+-  Canvas(int x = 0, int y = 0, int width = 0, int height = 0) :
++  Canvas(int x = 0, int y = 0, int width = 1, int height = 1) :
+     m_window(newwin(height, width, y, x)) {}
+   ~Canvas() { delwin(m_window); }
+