@@ -55,6 +55,7 @@ RUN apt-get update && apt-get install -y \

 	libltdl-dev \

 	libsqlite3-dev \

 	libsystemd-journal-dev \

+	libtool \

 	mercurial \

 	parallel \

 	pkg-config \

@@ -125,6 +126,23 @@ RUN set -x \

 	&& UNATTENDED=yes OSX_VERSION_MIN=10.6 ${OSXCROSS_PATH}/build.sh

 ENV PATH /osxcross/target/bin:$PATH

+# install seccomp

+# this can be changed to the ubuntu package libseccomp-dev if dockerinit is removed,

+# we need libseccomp.a (which the package does not provide) for dockerinit

+ENV SECCOMP_VERSION v2.2.3

+RUN set -x \

+	&& export SECCOMP_PATH=$(mktemp -d) \

+	&& git clone https://github.com/seccomp/libseccomp.git "$SECCOMP_PATH" \

+	&& ( \

+		cd "$SECCOMP_PATH" \

+		&& git checkout "$SECCOMP_VERSION" \

+		&& ./autogen.sh \

+		&& ./configure --prefix=/usr \

+		&& make \

+		&& make install \

+	) \

+	&& rm -rf "$SECCOMP_PATH"

+

 # Install registry

 ENV REGISTRY_COMMIT ec87e9b6971d831f0eff752ddb54fb64693e51cd

 RUN set -x \

@@ -168,7 +186,7 @@ RUN useradd --create-home --gid docker unprivilegeduser

 VOLUME /var/lib/docker

 WORKDIR /go/src/github.com/docker/docker

-ENV DOCKER_BUILDTAGS apparmor selinux

+ENV DOCKER_BUILDTAGS apparmor seccomp selinux

 # Let us use a .bashrc file

 RUN ln -sfv $PWD/.bashrc ~/.bashrc