Remove MachO check for Executable.

[reitermarkus]

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same change?
• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your changes? Here's an example.
• Have you successfully run brew style with your changes locally?
• Have you successfully run brew tests with your changes locally?

---

Remove MachO check for Executable.

Fixes #4541 (comment).

[MikeMcQuaid]

My only concern looking over this is wondering if it's still macOS-specific?

[ilovezfs]

Prevents the

/usr/local/Homebrew/Library/Homebrew/debrew.rb:11:in `raise'
MachO::MagicError: Unrecognized Mach-O magic: 0x46726f6d

[reitermarkus]

My only concern looking over this is wondering if it's still macOS-specific?

It will end up defaulting to Uncompressed, which is the only thing that matters.

[MikeMcQuaid]

It will end up defaulting to Uncompressed, which is the only thing that matters.

Cool 👍