FROM ubuntu:16.10
+RUN dpkg --add-architecture i386
RUN apt-get update
RUN apt-get install -y --no-install-recommends \
- gcc make libc6-dev git curl ca-certificates
+ gcc-multilib make libc6-dev git curl ca-certificates libc6:i386
# Below we're cross-compiling musl for i686 using the system compiler on an
# x86_64 system. This is an awkward thing to be doing and so we have to jump
# through a couple hoops to get musl to be happy. In particular: