[kaya] Add forgotten patch

[Jochen Schmitt]

commit a6d52ce90747e561f12c96505e6c240c2c8824b1
Author: Jochen Schmitt <Jochen at herr-schmitt.de>
Date:   Thu Jan 19 20:51:08 2012 +0100

    Add forgotten patch

 kaya-0.5.2-gcc47.patch |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/kaya-0.5.2-gcc47.patch b/kaya-0.5.2-gcc47.patch
new file mode 100644
index 0000000..1f1aad6
--- /dev/null
+++ b/kaya-0.5.2-gcc47.patch
@@ -0,0 +1,11 @@
+diff -up kaya-0.5.2/rts/stdfuns.h.gcc47 kaya-0.5.2/rts/stdfuns.h
+--- kaya-0.5.2/rts/stdfuns.h.gcc47	2012-01-19 20:37:26.154264715 +0100
++++ kaya-0.5.2/rts/stdfuns.h	2012-01-19 20:38:15.141027157 +0100
+@@ -13,6 +13,7 @@
+ 
+ # include <errno.h>
+ # include <stdio.h>
++# include <unistd.h>
+ # include <sys/types.h>
+ # include <dirent.h>
+ # include "Heap.h"