If both this option and &%tls_try_verify_hosts%& are unset
operation is as if this option selected all hosts.
If both this option and &%tls_try_verify_hosts%& are unset
operation is as if this option selected all hosts.
.cindex utf8 "address downconversion"
.cindex i18n "utf8 address downconversion"
If built with internationalization support,
.cindex utf8 "address downconversion"
.cindex i18n "utf8 address downconversion"
If built with internationalization support,
to a-label form.
If, after expansion, the value is 1, 0, or -1 then this value overrides
any value previously set for the message. Otherwise, any previously
to a-label form.
If, after expansion, the value is 1, 0, or -1 then this value overrides
any value previously set for the message. Otherwise, any previously