diff --git a/mk.sh b/mk.sh
index 372ddb9..5283d0c 100755
--- a/mk.sh
+++ b/mk.sh
@@ -47,12 +47,6 @@ mkdir -p "$PKGDEPLOYDIR" "$PKGDEVDEPLOYDIR" "$TCDIR/bin"
 
 export PATH="$TCDIR/bin:$PATH"
 
-source "$SCRIPTDIR/board/$BOARD/TOOLCHAIN"
-
-mkdir -p "$TCDIR/$TARGET"
-
-CMAKETCFILE="$TCDIR/toolchain.cmake"
-
 pushd "$SCRIPTDIR" > /dev/null
 OS_NAME="Pygos"
 OS_RELEASE=$(git describe --always --tags --dirty)
@@ -65,6 +59,13 @@ source "$SCRIPTDIR/util/pkgcmd.sh"
 source "$SCRIPTDIR/util/toolchain.sh"
 source "$SCRIPTDIR/util/misc.sh"
 
+############################## toolchain config ##############################
+include_merge "TOOLCHAIN"
+
+mkdir -p "$TCDIR/$TARGET"
+
+CMAKETCFILE="$TCDIR/toolchain.cmake"
+
 ############################### build packages ###############################
 echo "--- resolving package dependencies ---"
 
diff --git a/pkg/init/build b/pkg/init/build
index 6729e83..48e1c78 100755
--- a/pkg/init/build
+++ b/pkg/init/build
@@ -28,15 +28,7 @@ deploy() {
 
 	cp -r ${SCRIPTDIR}/pkg/${PKGNAME}/{etc,lib,share} "$DEPLOY"
 
-	if [ -e "$SCRIPTDIR/board/$BOARD/INIT" ]; then
-		source "$SCRIPTDIR/board/$BOARD/INIT"
-	fi
-	if [ -e "$SCRIPTDIR/product/$PRODUCT/INIT" ]; then
-		source "$SCRIPTDIR/product/$PRODUCT/INIT"
-	fi
-	if [ -e "$SCRIPTDIR/product/$PRODUCT/$BOARD/INIT" ]; then
-		source "$SCRIPTDIR/product/$PRODUCT/$BOARD/INIT"
-	fi
+	include_merge "INIT"
 
 	if [ "x$HWCLOCK" == "xyes" ]; then
 		ln -s "/share/init/hwclock" "$DEPLOY/etc/init.d/hwclock"
@@ -74,4 +66,4 @@ deploy() {
 
 check_update() {
 	return
-}
\ No newline at end of file
+}
diff --git a/util/misc.sh b/util/misc.sh
index cfdcd64..356cb64 100644
--- a/util/misc.sh
+++ b/util/misc.sh
@@ -33,6 +33,26 @@ cat_file_merge() {
 	fi
 }
 
+include_override() {
+	local path=$(file_path_override "$1")
+
+	if [ ! -z "$path" ]; then
+		source "$path"
+	fi
+}
+
+include_merge() {
+	if [ -e "$SCRIPTDIR/board/$BOARD/$1" ]; then
+		source "$SCRIPTDIR/board/$BOARD/$1"
+	fi
+	if [ -e "$SCRIPTDIR/product/$PRODUCT/$1" ]; then
+		source "$SCRIPTDIR/product/$PRODUCT/$1"
+	fi
+	if [ -e "$SCRIPTDIR/product/$PRODUCT/$BOARD/$1" ]; then
+		source "$SCRIPTDIR/product/$PRODUCT/$BOARD/$1"
+	fi
+}
+
 apply_patches() {
 	local PATCH