call mktemp with `-t XXXXXX` for compatibility with older BSD versions
call mktemp with `-t XXXXXX` for compatibility with older BSD versions

lukas2511/letsencrypt.sh,Rayne/letsencrypt.sh,erorus/letsencrypt.sh,Vitexus/dehydrated,ahnooie/dehydrated,lukas2511/dehydrated,dennisschuerholz/dehydrated