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+PR_Free
+=======
+
+Frees allocated memory in the heap.
+
+
+Syntax
+------
+
+.. code::
+
+   #include <prmem.h>
+
+   void PR_Free(void *ptr);
+
+
+Parameter
+~~~~~~~~~
+
+``ptr``
+   A pointer to the memory to be freed.
+
+
+Returns
+~~~~~~~
+
+Nothing.
+
+
+Description
+-----------
+
+This function frees the memory addressed by ``ptr`` in the heap.