* Set `linker='-Clinker=m68k-linux-gcc'`.
* Set the path to the cross-compiling libgccjit in `gcc_path`.
* Disable the 128-bit integer types if the target doesn't support them by using `let i128_type = context.new_type::<i64>();` in `context.rs` (same for u128_type).
* Set `linker='-Clinker=m68k-linux-gcc'`.
* Set the path to the cross-compiling libgccjit in `gcc_path`.
* Disable the 128-bit integer types if the target doesn't support them by using `let i128_type = context.new_type::<i64>();` in `context.rs` (same for u128_type).