Add diffutils package

Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>

cfg/alix/SQUASHFS

@@ -9,3 +9,4 @@ xz
 gzip
 bzip2
 tar
+diffutils

cfg/rpi3/SQUASHFS

@@ -12,3 +12,4 @@ xz
 gzip
 bzip2
 tar
+diffutils

pkg/diffutils/build

@@ -0,0 +1,28 @@
+VERSION="3.6"
+SRCDIR="diffutils-${VERSION}"
+TARBALL="${SRCDIR}.tar.xz"
+URL="https://ftp.gnu.org/gnu/diffutils/"
+SHA256SUM="d621e8bdd4b573918c8145f7ae61817d1be9deb4c8d2328a65cea8e11d783bd6"
+
+prepare() {
+	return
+}
+
+build() {
+	local SOURCE="$1"
+	local BUILD="$2"
+
+	$SOURCE/configure --prefix="" --host="$TARGET"
+
+	make -j $NUMJOBS
+}
+
+deploy() {
+	local SOURCE="$1"
+	local BUILD="$2"
+	local DEPLOY="$3"
+
+	make DESTDIR="$DEPLOY" install-strip
+
+	rm -r "$DEPLOY/share"
+}