diff -Naur grub-2.00/util/grub-mkconfig_lib.in grub-2.00-includedir/util/grub-mkconfig_lib.in
--- grub-2.00/util/grub-mkconfig_lib.in	2014-01-20 18:43:16.034000000 +0000
+++ grub-2.00-includedir/util/grub-mkconfig_lib.in	2014-01-20 18:42:36.908000000 +0000
@@ -384,3 +384,16 @@
 	fi
 }
 
+includedir()
+{
+	local dir="$1"
+	local i
+
+	[ -d ${dir} ] || return 1
+	for i in $(find ${dir} -type f | version_sort)
+	do
+		echo "Including ${i}"
+		. ${i}
+	done
+}
+