apply patch in busybox for ubuntu 11.10 build.

component/busybox/buildout.cfg

 [buildout]
+extends =
+  ../patch/buildout.cfg
 
-parts = busybox
+# https://bugs.busybox.net/show_bug.cgi?id=4838
+[busybox-1.19.3.packed_hack.patch]
+recipe = hexagonit.recipe.download
+url = ${:_profile_base_location_}/${:filename}
+md5sum = faa5ce46be086763202d7ca24601fbde
+filename = busybox-1.19.3.packed_hack.patch
+download-only = true
 
 [busybox]
 recipe = slapos.recipe.build
 url = http://busybox.net/downloads/busybox-1.19.3.tar.bz2
 md5sum = c3938e1ac59602387009bbf1dd1af7f6
+patch-binary = ${patch:location}/bin/patch
+patch-options = -p1
+patches =
+  ${busybox-1.19.3.packed_hack.patch:location}/${busybox-1.19.3.packed_hack.patch:filename}
 script =
     extract_dir = self.extract(self.download(%(url)r, %(md5sum)r))
     workdir = guessworkdir(extract_dir)
+    self.applyPatchList(self.options.get('patches'), self.options.get('patch-options'), self.options.get('patch-binary'), workdir)
+    call(['patch', 'defconfig'], cwd=workdir, env=env)
     self.logger.info("Creating default configuration")
     call(['make', 'defconfig'], cwd=workdir, env=env)
     self.logger.info("Building")

component/busybox/busybox-1.19.3.packed_hack.patch

+diff --git a/miscutils/ubi_tools.c b/miscutils/ubi_tools.c
+index 2a426db..35f44ac 100644
+--- a/miscutils/ubi_tools.c
++++ b/miscutils/ubi_tools.c
+@@ -60,6 +60,16 @@
+ //kbuild:lib-$(CONFIG_UBIUPDATEVOL) += ubi_tools.o
+ 
+ #include "libbb.h"
++#if 1
++// __packed hack for broken kernel headers ubi-user.h
++// See: https://lkml.org/lkml/2011/6/22/25
++//   Once ubi-user.h is correctly installed without "__packed", or kernel
++//   guys correct this another way (with a compiler header??), this can
++//   go away.
++# ifndef __packed
++#  define __packed __attribute__((packed))
++# endif // ndef __packed
++#endif // 1
+ #include <mtd/ubi-user.h>
+ 
+ #define OPTION_M  (1 << 0)