| SYNOPSIS | 
#include <dkim.h>
unsigned char *dkim_sig_gettagvalue(
	DKIM_SIGINFO *sig,
        _Bool keytag,
        char *tag
);
Retrieve the raw value of a signature or key tag. | 
|---|
| DESCRIPTION | 
| Called When | dkim_sig_gettagvalue() is called after
    dkim_eoh() when dkim is a
    verifying handle, i.e. one returned by an earlier call to
    dkim_verify(). |  | 
|---|
| ARGUMENTS | 
    | Argument | Description | 
|---|
 | sig | Signature-specific handle, returned by
        dkim_getsiglist.
	May not be NULL. |  | keytag | If TRUE, indicates that the tag of interest can be found in
	the key record associated with the signature.  If FALSE, the tag
	of interest is expected to be within the signature itself. |  | tag | A pointer to a string containing the name of the tag of interest.
	May not be NULL. |  | 
|---|
| NOTES | 
The data thus returned has not necessarily been processed for validity
or safety.  Exercise caution.
This interface was added to support the collection of statistics
about DKIM use, and is not intended for general use by applications.
 |