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+PR_LIST_HEAD
+============
+
+Returns the head of a circular list.
+
+
+Syntax
+------
+
+.. code::
+
+   #include <prclist.h>
+
+   PRCList *PR_LIST_HEAD (PRCList *listp);
+
+
+Parameter
+~~~~~~~~~
+
+``listp``
+   A pointer to the linked list.
+
+
+Returns
+~~~~~~~
+
+A pointer to a list element.
+
+
+Description
+-----------
+
+:ref:`PR_LIST_HEAD` returns the head of the specified circular list.