Darcs 2.10.1 has been released!
Citing the official release notes
> The darcs team is pleased to announce the release of darcs 2.10.1 !
> ..
>
> # What's new in 2.10.1 (since 2.10.0) #
>
> - generalized doFastZip for darcsden support
> - support terminfo 0.4, network 2.6, zlib 0.6, quickcheck 2.8 and
> attoparsec 0.13
> - errorDoc now prints a stack trace (if profiling was enabled) (Ben Franksen)
> - beautified error messages for command line and default files (Ben Franksen)
> - fixed the following bugs:
> - issue2449: test harness/shelly: need to handle
> mis-encoded/binary data (Ganesh Sittampalam)
> - issue2423: diff only respecting --diff-command when a diff.exe
> is present (Alain91)
> - issue2447: get contents of deleted file (Ben Franksen)
> - issue2307: add information about 'darcs help manpage' and
> 'darcs help markdown' (Dan Frumin)
> - issue2461: darcs log --repo=remoterepo creates and populates
> _darcs (Ben Franksen)
> - issue2459: cloning remote repo fails to use packs if cache is
> on a different partition (Ben Franksen)
>
> # Feedback #
>
> If you have an issue with darcs 2.10.0, you can report it on
> http://bugs.darcs.net/ . You can also report bugs by email to
> bugs at darcs.net, or come to #darcs on irc.freenode.net.
I’ve updated Mac OS to version 2.10.1. You can install it with
brew install http://darcs.covariant.me/darcs.rb