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+PR_UnloadLibrary
+================
+
+Unloads a library loaded with :ref:`PR_LoadLibrary`.
+
+
+Syntax
+------
+
+.. code::
+
+   #include <prlink.h>
+
+   PRStatus PR_UnloadLibrary(PRLibrary *lib);
+
+
+Parameters
+~~~~~~~~~~
+
+The function has this parameter:
+
+``lib``
+   A reference previously returned from :ref:`PR_LoadLibrary`.
+
+
+Returns
+~~~~~~~
+
+The function returns one of the following values:
+
+-  If successful, ``PR_SUCCESS``.
+-  If unsuccessful, ``PR_FAILURE``. Use :ref:`PR_GetError` to find the
+   reason for the failure.
+
+
+Description
+-----------
+
+This function undoes the effect of a :ref:`PR_LoadLibrary`. After calling
+this function, future references to the library using its identity as
+returned by :ref:`PR_LoadLibrary` will be invalid.