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3.2.12 dll_head_node

Get a node handle to the head node of a list.

Synopsis

     #include <linklist/linklist.h>
     
     
     
DLLNode dll_head_node(DLinkList ull);

Parameters

DLinkList ull
the list in question

Description

Get a node handle to the head node of a list.

Returns

It returns the node handle of the head node of a list, NULL if the list is empty.