Unable to use a self-compiled zckdl

[fire]

$ zckdl http://127.0.0.1:8000/Godot_v3.2.3-rc3_win64.exe.zck
create_regex: Unable to compile regular expression
Unable to compile regular expression

Let me know what details you want to know.

This is via msys2.

[jdieter]

This seems to be an issue with the implementation of regcomp() in regex.h. I don't use Windows, so I'm afraid I can't troubleshoot any further. If you figure out a fix and submit a patch, I'll go ahead and merge it.