PR_NewCondVar
=============
Creates a new condition variable.
Syntax
------
.. code::
#include <prcvar.h>
PRCondVar* PR_NewCondVar(PRLock *lock);
Parameter
~~~~~~~~~
:ref:`PR_NewCondVar` has one parameter:
``lock``
The identity of the mutex that protects the monitored data, including
this condition variable.
Returns
~~~~~~~
The function returns one of the following values:
- If successful, a pointer to the new condition variable object.
- If unsuccessful (for example, if system resources are unavailable),
``NULL``.
