diff -r be8e6b81284e Lib/idlelib/config-main.def
--- a/Lib/idlelib/config-main.def	Wed Jan 09 19:00:26 2013 +0100
+++ b/Lib/idlelib/config-main.def	Wed Jan 09 18:06:27 2013 -0600
@@ -46,7 +46,7 @@
 [General]
 editor-on-startup= 0
 autosave= 0
-print-command-posix=lpr %%s
+print-command-posix=lpr %%r
 print-command-win=start /min notepad /p %%s
 delete-exitfunc= 1