Auto merge of #1389 - gnzlbg:ref_linux2, r=gnzlbg

src/unix/linux_like/android/b32/arm.rs

src/unix/linux_like/android/b32/mod.rs

src/unix/linux_like/android/b32/x86.rs

src/unix/linux_like/android/b64/aarch64.rs

src/unix/linux_like/android/b64/mod.rs

src/unix/linux_like/android/b64/x86_64.rs

src/unix/linux_like/android/mod.rs

src/unix/linux_like/emscripten/align.rs

src/unix/linux_like/emscripten/mod.rs

src/unix/linux_like/emscripten/no_align.rs

src/unix/linux_like/linux/align.rs

src/unix/linux_like/linux/mips/align.rs

src/unix/linux_like/linux/mips/mips32.rs

src/unix/linux_like/linux/mips/mips64.rs

src/unix/linux_like/linux/mips/mod.rs

src/unix/linux_like/linux/mips/no_align.rs

src/unix/linux_like/linux/mod.rs

src/unix/linux_like/linux/musl/b32/arm.rs

src/unix/linux_like/linux/musl/b32/mips.rs

src/unix/linux_like/linux/musl/b32/mod.rs