[PATCH 3/3] ucrtbase: Add support for x mode in fopen.

[Piotr Caban]

From: Ted Lyngmo <ted(a)lyncon.se>

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51846
Signed-off-by: Ted Lyngmo <ted(a)lyncon.se>
Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
  dlls/msvcrt/file.c         |  7 ++++++
  dlls/ucrtbase/tests/misc.c | 49 ++++++++++++++++++++++++++++++++++++++
  2 files changed, 56 insertions(+)