Re: [PATCH 0/1] MR1553: msvcrt: Fix errno set on dup from read-only file.

[xantares (＠xantares)]

I did not test this, just mimic what you did in 3fd47b4663af18d815f85f50c9f343bb6aca7066 for https://bugs.winehq.org/show_bug.cgi?id=53677

cc @piotr