| SYNOPSIS | 
#include <dkim.h>
void dkim_signhdrs(
	DKIM *dkim,
        const char **hdrlist
);
Select header fields to be signed for this message, overriding the library
default. | 
|---|
| DESCRIPTION | 
| Called When | dkim_signhdrs() can be called after a signing handle is created
    with dkim_sign(). |  | 
|---|
| ARGUMENTS | 
    | Argument | Description | 
|---|
 | dkim | A message signing handle. |  | hdrlist | A NULL-terminated array of strings containing the names of header
	fields to be included in the hashes that generate this signature. |  | 
|---|
| NOTES | 
This overides the list of header field names previously selected as the
library default by a call to
dkim_options().  It affects only the
handle passed to the function.  If not called, the default set configured for
this library instance is used.
 |