--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/swig/patches/01-rlang.patch	Wed Nov 04 17:27:39 2015 -0800
@@ -0,0 +1,15 @@
+Swig bindings for R call fprintf but fail to include stdio.h.
+
+Reported upstream as issue #555:
+  https://github.com/swig/swig/issues/555
+diff -ru swig-3.0.5/Lib/r/rrun.swg swig-3.0.5.new/Lib/r/rrun.swg
+--- swig-3.0.5/Lib/r/rrun.swg	2015-01-31 09:51:17.000000000 -0800
++++ swig-3.0.5/Lib/r/rrun.swg	2015-10-23 14:03:31.679583617 -0700
+@@ -20,6 +20,7 @@
+ 
+ #include <Rdefines.h>
+ #include <Rversion.h>
++#include <stdio.h>
+ #include <stdlib.h>
+ #include <assert.h>
+