Buildroot 2016.11.1 BR2_EXTERNAL update

Author: fhunleth

nerves_defconfig

@@ -17,8 +17,8 @@ BR2_INIT_NONE=y
 # BR2_TARGET_GENERIC_REMOUNT_ROOTFS_RW is not set
 BR2_ENABLE_LOCALE_WHITELIST="locale-archive"
 BR2_GENERATE_LOCALE="en_US.UTF-8"
-BR2_ROOTFS_OVERLAY="${NERVES_SYSTEM}/board/nerves-common/rootfs-additions ${NERVES_DEFCONFIG_DIR}/rootfs-additions"
-BR2_ROOTFS_POST_BUILD_SCRIPT="${BR2_EXTERNAL}/board/nerves-common/post-build.sh"
+BR2_ROOTFS_OVERLAY="${BR2_EXTERNAL_NERVES_PATH}/board/nerves-common/rootfs-additions ${NERVES_DEFCONFIG_DIR}/rootfs-additions"
+BR2_ROOTFS_POST_BUILD_SCRIPT="${BR2_EXTERNAL_NERVES_PATH}/board/nerves-common/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="${NERVES_DEFCONFIG_DIR}/post-createfs.sh"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y

post-createfs.sh

@@ -10,4 +10,4 @@ $HOST_DIR/usr/bin/mkimage -A arm -O linux -T script -C none -a 0 -e 0 \
     $BINARIES_DIR/boot.scr
 
 # Run the common post-image processing for nerves
-$BR2_EXTERNAL/board/nerves-common/post-createfs.sh $TARGET_DIR $FWUP_CONFIG
+$BR2_EXTERNAL_NERVES_PATH/board/nerves-common/post-createfs.sh $TARGET_DIR $FWUP_CONFIG