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PR_NewLock
==========
Creates a new lock.
Syntax
------
.. code::
#include <prlock.h>
PRLock* PR_NewLock(void);
Returns
~~~~~~~
The function returns one of the following values:
- If successful, a pointer to the new lock object.
- If unsuccessful (for example, the lock cannot be created because of
resource constraints), ``NULL``.
Description
-----------
:ref:`PR_NewLock` creates a new opaque lock.