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PR_GetErrorText
===============
Copies the current thread's current error text without altering the text
as stored in the thread's context.
Syntax
------
.. code::
#include <prerror.h>
PRInt32 PR_GetErrorText(char *text);
Parameters
~~~~~~~~~~
The function has one parameter:
``text``
On output, the array pointed to contains the thread's current error
text.
Returns
-------
The actual number of bytes copied. If the result is zero, ``text`` is
unaffected.