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+PR_Access
+=========
+
+Determines the accessibility of a file.
+
+
+Syntax
+------
+
+.. code::
+
+   #include <prio.h>
+
+   PRStatus PR_Access(
+     const char *name,
+     PRAccessHow how);
+
+
+Parameters
+~~~~~~~~~~
+
+The function has the following parameters:
+
+``name``
+   The pathname of the file whose accessibility is to be determined.
+``how``
+   Specifies which access permission to check for. Use one of the
+   following values:
+
+    - :ref:`PR_ACCESS_READ_OK`. Test for read permission.
+    - :ref:`PR_ACCESS_WRITE_OK`. Test for write permission.
+    - :ref:`PR_ACCESS_EXISTS`. Check existence of file.
+
+
+Returns
+~~~~~~~
+
+One of the following values:
+
+-  If the requested access is permitted, ``PR_SUCCESS``.
+-  If the requested access is not permitted, ``PR_FAILURE``.