Snippets for 86box 6.0 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/6cpbj1s7irldzq4imhf66g3vh22zk8sm-86box-6.0.drv.

• /build/source/src/codegen/codegen.h:326:48: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
    326 |     codeblock[block_current].data[block_pos++] = val;
        |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~