[Bug 47809] mscrt: strftime is missing some substutions

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=47809

--- Comment #4 from Chuck R  ---
Created attachment 65363
  --> https://bugs.winehq.org/attachment.cgi?id=65363
Initial patch

My implementation of everything except %r. I can't see the changes that are
currently being made, so conflicts will have to be resolved.

Also, I don't know how to write tests as of yet, so I'm trying to figure that
one out as well. Help would be appreciated!