diff --git a/devel/libpafe-ruby/files/patch-extconf.rb b/devel/libpafe-ruby/files/patch-extconf.rb
new file mode 100644
index 000000000000..dcb3ccf9ade7
--- /dev/null
+++ b/devel/libpafe-ruby/files/patch-extconf.rb
@@ -0,0 +1,11 @@
+--- extconf.rb.orig	2011-08-12 11:59:29 UTC
++++ extconf.rb
+@@ -1,7 +1,7 @@
+ # $Id: extconf.rb,v 1.3 2008-01-15 12:23:29 hito Exp $
+ require 'mkmf'
+ 
+-$CFLAGS = "-Wall -O2"
++$CFLAGS = "-Wall -O2 -fdeclspec"
+ 
+ have_header("libpafe/libpafe.h")
+ have_library("pafe", "pasori_open")