Fixed linux-arm64 compilation I hope.

linux-arm64/Dockerfile.in

@@ -0,0 +1,56 @@
+FROM dockcross/base:latest
+MAINTAINER Matt McCormick "matt.mccormick@kitware.com"
+
+
+# Add sources.list
+COPY sources.list /etc/apt/sources.list
+RUN dpkg --add-architecture arm64 ; apt-get update ; apt-get -y upgrade ; apt-get update ;
+RUN apt-get install -y \
+  libbz2-dev:arm64 \
+  libexpat1-dev:arm64 \
+  ncurses-dev:arm64 \
+  libssl-dev:arm64 \
+  python-dev
+
+#include "common.crosstool"
+
+WORKDIR /usr/src
+
+RUN apt-get install -y libglib2.0-dev zlib1g-dev libpixman-1-dev && \
+  curl -L http://wiki.qemu-project.org/download/qemu-2.6.0.tar.bz2 | tar xj && \
+  cd qemu-2.6.0 && \
+  ./configure --target-list=aarch64-linux-user --prefix=/usr && \
+  make -j$(nproc) && \
+  make install && \
+  cd .. && rm -rf qemu-2.6.0
+
+ENV CROSS_TRIPLE aarch64-unknown-linux-gnueabi
+ENV CROSS_ROOT /opt/x-tools/${CROSS_TRIPLE}
+ENV AS=/opt/x-tools/${CROSS_TRIPLE}/bin/${CROSS_TRIPLE}-as \
+    AR=/opt/x-tools/${CROSS_TRIPLE}/bin/${CROSS_TRIPLE}-ar \
+    CC=/opt/x-tools/${CROSS_TRIPLE}/bin/${CROSS_TRIPLE}-gcc \
+    CPP=/opt/x-tools/${CROSS_TRIPLE}/bin/${CROSS_TRIPLE}-cpp \
+    CXX=/opt/x-tools/${CROSS_TRIPLE}/bin/${CROSS_TRIPLE}-g++ \
+    LD=/opt/x-tools/${CROSS_TRIPLE}/bin/${CROSS_TRIPLE}-ld
+
+ENV DEFAULT_DOCKCROSS_IMAGE dockcross/linux-arm64
+WORKDIR /work
+
+# Note: Toolchain file support is currently in debian Experimental according to:
+# https://wiki.debian.org/CrossToolchains#In_jessie_.28Debian_8.29
+# We can switch to that when it becomes stable.
+COPY Toolchain.cmake /usr/lib/${CROSS_TRIPLE}/
+ENV CMAKE_TOOLCHAIN_FILE /usr/lib/${CROSS_TRIPLE}/Toolchain.cmake
+
+# Build-time metadata as defined at http://label-schema.org
+ARG BUILD_DATE
+ARG IMAGE
+ARG VCS_REF
+ARG VCS_URL
+LABEL org.label-schema.build-date=$BUILD_DATE \
+      org.label-schema.name=$IMAGE \
+      org.label-schema.vcs-ref=$VCS_REF \
+      org.label-schema.vcs-url=$VCS_URL \
+      org.label-schema.schema-version="1.0"
+
+ENV PKG_CONFIG_PATH /usr/lib/aarch64-linux-gnu/pkgconfig