69a70,71
> 	## CUSTOM
> 	set_vcard_bday    "$vc" "$(catattr -d META:birthday "$person" 2>/dev/null)"
98a101,107
> }
> 
> ## CUSTOM
> function set_vcard_bday {
> 	local vcard="$1"
> 	local bday="$2"
> 	simple_set_vcard "$vcard" "BDAY" "$bday"