| SYNOPSIS | 
#include <dkim.h>
const char * dkim_geterror(
	DKIM *dkim
);
Retrieve the last stored error message associated with a DKIM handle. | 
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| DESCRIPTION | 
| Called When | dkim_geterror() can be called at any time after a handle
    is initialized with a call to 
    dkim_sign() or
    dkim_verify(). |  | 
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| ARGUMENTS |  | 
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| RETURN VALUES | 
    | Value | Description | 
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 | NULL | No error message has been stored for this handle. |  | otherwise | A pointer to the last stored error string. |  | 
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| NOTES |  |