[Bug 49295] New: Prefix creation freezes

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=49295

Bug ID: 49295
           Summary: Prefix creation freezes
           Product: Wine
           Version: unspecified
          Hardware: x86-64
                OS: Mac OS X
            Status: NEW
          Keywords: regression
          Severity: major
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail]
   Regression SHA1: 8a63b688ac49f19c259066fd100407edf3747f95

After last night's commits, prefix creation freezes. It happens when the
wine-mono popup shows, you can't click cancel and the window is frozen.

Bisection revealed:

8a63b688ac49f19c259066fd100407edf3747f95 is the first bad commit
commit 8a63b688ac49f19c259066fd100407edf3747f95
Author: Alexandre Julliard

ntdll: Move fd cache functions to the Unix library.

Signed-off-by: Alexandre Julliard

Resetting to e6e2f2325a0a4eb14f10dd6df319b068761e9600 fixes the issue and
re-applying the aforementioned commit shows the issue again.