set unicode locale when building

some packages, particularly unix-compat, fail to install in a C
locale. wow

standalone/android/buildchroot-inchroot

@@ -19,6 +19,9 @@ apt-get -y install ca-certificates curl file m4 autoconf zlib1g-dev
 apt-get -y install libgnutls-dev libxml2-dev libgsasl7-dev pkg-config c2hs
 apt-get -y install ant default-jdk rsync wget gnupg lsof
 apt-get -y install gettext unzip python
+apt-get -y install locales
+echo en_US.UTF-8 UTF-8 >> /etc/locale.gen
+locale-gen
 apt-get clean
 wget http://snapshot.debian.org/archive/debian/20130903T155330Z/pool/main/a/automake-1.14/automake_1.14-1_all.deb
 dpkg -i automake*.deb

standalone/android/install-haskell-packages

@@ -27,6 +27,10 @@ setupcabal () {
 	# should be able to remove this eventually.
 	cabal install transformers-compat -fthree
 	cabal install mtl-2.1.3.1
+
+	# Some packages fail to install in a non unicode locale.
+	LANG=en_US.UTF-8
+	export LANG
 }
 
 cabalinstall () {