diff --git a/meta/poky/scripts/oe-buildenv-internal b/meta/poky/scripts/oe-buildenv-internal
new file mode 100755
index 0000000..52ce329
--- /dev/null
+++ b/meta/poky/scripts/oe-buildenv-internal
@@ -0,0 +1,131 @@
+#!/bin/sh
+
+# OE-Core Build Environment Setup Script
+#
+# Copyright (C) 2006-2011 Linux Foundation
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+if ! $(return >/dev/null 2>&1) ; then
+    echo 'oe-buildenv-internal: error: this script must be sourced'
+    echo ''
+    echo 'Usage: . $OEROOT/scripts/oe-buildenv-internal &&'
+    echo ''
+    echo 'OpenEmbedded oe-buildenv-internal - an internal script that is'
+    echo 'used in oe-init-build-env to initialize oe build environment'
+    echo ''
+    exit 2
+fi
+
+# It is assumed OEROOT is already defined when this is called
+if [ -z "$OEROOT" ]; then
+    echo >&2 "Error: OEROOT is not defined!"
+    return 1
+fi
+
+if [ -z "$OE_SKIP_SDK_CHECK" ] && [ -n "$OECORE_SDK_VERSION" ]; then
+    echo >&2 "Error: The OE SDK/ADT was detected as already being present in this shell environment. Please use a clean shell when sourcing this environment script."
+    return 1
+fi
+
+py_v27_check=$(python2 -c 'import sys; print sys.version_info >= (2,7,3)')
+if [ "$py_v27_check" != "True" ]; then
+    echo >&2 "OpenEmbedded requires 'python' to be python v2 (>= 2.7.3), not python v3."
+    echo >&2 "Please upgrade your python v2."
+fi
+unset py_v27_check
+
+# We potentially have code that doesn't parse correctly with older versions 
+# of Python, and rather than fixing that and being eternally vigilant for 
+# any other new feature use, just check the version here.
+py_v34_check=$(python3 -c 'import sys; print(sys.version_info >= (3,4,0))')
+if [ "$py_v34_check" != "True" ]; then
+    echo >&2 "BitBake requires Python 3.4.0 or later as 'python3'"
+    return 1
+fi
+unset py_v34_check
+
+if [ -z "$BDIR" ]; then
+    if [ -z "$1" ]; then
+        BDIR="build"
+    else
+        BDIR="$1"
+        if [ "$BDIR" = "/" ]; then
+            echo >&2 "Error: / is not supported as a build directory."
+            return 1
+        fi
+
+        # Remove any possible trailing slashes. This is used to work around
+        # buggy readlink in Ubuntu 10.04 that doesn't ignore trailing slashes
+        # and hence "readlink -f new_dir_to_be_created/" returns empty.
+        BDIR=$(echo $BDIR | sed -re 's|/+$||')
+
+        BDIR=$(readlink -f "$BDIR")
+        if [ -z "$BDIR" ]; then
+            PARENTDIR=$(dirname "$1")
+            echo >&2 "Error: the directory $PARENTDIR does not exist?"
+            return 1
+        fi
+    fi
+    if [ -n "$2" ]; then
+        BITBAKEDIR="$2"
+    fi
+fi
+if [ "${BDIR#/}" != "$BDIR" ]; then
+    BUILDDIR="$BDIR"
+else
+    BUILDDIR="$(pwd)/$BDIR"
+fi
+unset BDIR
+
+if [ -z "$BITBAKEDIR" ]; then
+    BITBAKEDIR="$OEROOT/bitbake$BBEXTRA"
+    test -d "$BITBAKEDIR" || BITBAKEDIR="$OEROOT/../bitbake$BBEXTRA"
+fi
+
+BITBAKEDIR=$(readlink -f "$BITBAKEDIR")
+BUILDDIR=$(readlink -f "$BUILDDIR")
+BBPATH=$BUILDDIR
+
+export BBPATH
+
+if [ ! -d "$BITBAKEDIR" ]; then
+    echo >&2 "Error: The bitbake directory ($BITBAKEDIR) does not exist!  Please ensure a copy of bitbake exists at this location or specify an alternative path on the command line"
+    return 1
+fi
+
+# Make sure our paths are at the beginning of $PATH
+for newpath in "$BITBAKEDIR/bin" "$OEROOT/scripts"; do
+    # Remove any existences of $newpath from $PATH
+    PATH=$(echo $PATH | sed -re "s#(^|:)$newpath(:|$)#\2#g;s#^:##")
+
+    # Add $newpath to $PATH
+    PATH="$newpath:$PATH"
+done
+unset BITBAKEDIR newpath
+
+# Used by the runqemu script
+export BUILDDIR
+export PATH
+
+BB_ENV_EXTRAWHITE_OE="MACHINE DISTRO TCMODE TCLIBC HTTP_PROXY http_proxy \
+HTTPS_PROXY https_proxy FTP_PROXY ftp_proxy FTPS_PROXY ftps_proxy ALL_PROXY \
+all_proxy NO_PROXY no_proxy SSH_AGENT_PID SSH_AUTH_SOCK BB_SRCREV_POLICY \
+SDKMACHINE BB_NUMBER_THREADS BB_NO_NETWORK PARALLEL_MAKE GIT_PROXY_COMMAND \
+SOCKS5_PASSWD SOCKS5_USER SCREENDIR STAMPS_DIR BBPATH_EXTRA BB_SETSCENE_ENFORCE"
+
+BB_ENV_EXTRAWHITE="$(echo $BB_ENV_EXTRAWHITE $BB_ENV_EXTRAWHITE_OE | tr ' ' '\n' | LC_ALL=C sort --unique | tr '\n' ' ')"
+
+export BB_ENV_EXTRAWHITE