Rebase, update

Upstream was merged: https://github.com/corecode/dma/pull/152

In D55617#1272905, @des wrote:

In D55617#1272796, @gahr wrote:

This changes yes -foo from emitting -foo to an error. Do we really want that for the sake of compatibility with GNU's version?

That's not just “compatibility with GNU”, it's consistency with our other command-line utilities (except df and echo, which are special for historical reasons).

Upstream: https://github.com/corecode/dma/pull/152

• Update dma.conf

This changes yes -foo from emitting -foo to an error. Do we really want that for the sake of compatibility with GNU's version?

Tidy

Fix null and zero: null is write only, zero is read/write

Update commit message

style(9)