[PATCH 03/11] winex11: Use pthread for synchronization in opengl.c.

[Jacek Caban]

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  dlls/winex11.drv/opengl.c | 90 ++++++++++++++++++---------------------
  1 file changed, 41 insertions(+), 49 deletions(-)