diff --git a/build.sh b/build.sh
new file mode 100644
index 0000000..88064f1
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+if [ -z $CC ]; then
+	CC=cc
+fi
+if [ -z $CFLAGS ]; then
+	CFLAGS="-s -Os -pedantic -Wall -Wextra"
+fi
+
+echo "ENV: CC: " $CC "| CFLAGS: " $CFLAGS
+
+if [ $1 = "clean" ]; then
+	rm bin/*
+elif [ $1 = "rootfs" ]; then
+	applets="coreutils/* miscutils/* console-tools/* networking/*"
+	for i in $applets; do
+		echo CC $i
+		$CC $CFLAGS $i -o $(echo bin/$(basename $i .c))
+	done
+else
+	echo $0 "[rootfs / clean]"
+fi
diff --git a/coreutils/micro-coreutils-version.c b/coreutils/micro-coreutils.c
similarity index 100%
rename from coreutils/micro-coreutils-version.c
rename to coreutils/micro-coreutils.c