-uschar *dkim_exim_sign(int dkim_fd,
- uschar *dkim_private_key,
- uschar *dkim_domain,
- uschar *dkim_selector,
- uschar *dkim_canon,
- uschar *dkim_sign_headers) {
+uschar *
+dkim_exim_sign(int dkim_fd, uschar *dkim_private_key,
+ const uschar *dkim_domain, uschar *dkim_selector,
+ uschar *dkim_canon, uschar *dkim_sign_headers)
+{