updated to the newer armhf compiler
diff --git a/aos/build/download_externals.sh b/aos/build/download_externals.sh
index e1eaab0..59005b5 100755
--- a/aos/build/download_externals.sh
+++ b/aos/build/download_externals.sh
@@ -6,12 +6,12 @@
. $(dirname $0)/tools_config
COMPILED=${EXTERNALS}/../compiled-arm
-export CC=arm-linux-gnueabi-gcc-4.7
-export CXX=arm-linux-gnueabi-g++-4.7
+export CC=arm-linux-gnueabihf-gcc-4.7
+export CXX=arm-linux-gnueabihf-g++-4.7
# Flags that should get passed to all configure scripts.
# TODO(brians): If we're going to build everything ourselves, we should probably
# optimize it for our target.
-CONFIGURE_FLAGS="--host=arm-linux-gnueabi CC=${CC} CXX=${CXX}"
+CONFIGURE_FLAGS="--host=arm-linux-gnueabihf CC=${CC} CXX=${CXX}"
TMPDIR=/tmp/$$-aos-tmpdir
mkdir -p ${EXTERNALS}