diff -r 2e0f0757289d -r 069f43a215cc scripts/build/companion_tools/200-autoconf.sh
--- a/scripts/build/companion_tools/200-autoconf.sh	Sat Dec 18 22:55:56 2010 +0100
+++ b/scripts/build/companion_tools/200-autoconf.sh	Wed Jun 25 23:33:01 2014 +0200
@@ -9,6 +9,7 @@
 
 do_companion_tools_autoconf_extract() {
     CT_Extract "autoconf-${CT_AUTOCONF_VERSION}"
+    CT_DoExecLog ALL chmod -R u+w "${CT_SRC_DIR}/autoconf-${CT_AUTOCONF_VERSION}"
     CT_Patch "autoconf" "${CT_AUTOCONF_VERSION}"
 }