libX11: Changes to 'master'

[Jamey Sharp]

 src/xcb_io.c   |    9 +++++++++
 src/xcb_lock.c |   20 ++++++++++++--------
 2 files changed, 21 insertions(+), 8 deletions(-)

New commits:
commit 740ead23512f8d2eaafaa69e514f1ebafad475b9
Author: Jamey Sharp <jamey at minilop.net>
Date:   Sat Jun 2 16:01:01 2007 -0700

    Xlib/XCB: Avoid re-crashing after _XIOError.
    
    Commit by Josh Triplett and Jamey Sharp.