[build] default-target = "x86_64-unknown-linux-gnu" [target.aarch64-unknown-linux-gnu] dockerfile = "cross/Dockerfile.gnu" [target.x86_64-unknown-linux-gnu] dockerfile = "cross/Dockerfile.gnu" [target.aarch64-unknown-linux-musl] dockerfile = "cross/Dockerfile.musl" [target.x86_64-unknown-linux-musl] dockerfile = "cross/Dockerfile.musl"