-dmarc_forensic_sender string unset main 4.82 if experimental_dmarc
-dmarc_history_file string unset main 4.82 if experimental_dmarc
-dmarc_tld_file string unset main 4.82 if experimental_dmarc
+dmarc_forensic_sender string unset main 4.82 if experimental_dmarc, 4.93 mainline
+dmarc_history_file string unset main 4.82 if experimental_dmarc, 4.93 mainline
+dmarc_tld_file string unset main 4.82 if experimental_dmarc, 4.93 mainline