local_part_prefix = bsmtp_ : mmdf_ : mbx_
local_part_prefix_optional
retry_use_local_part
- transport = ${local_part_prefix}local_delivery
+ transport = ${if eq {bsmtp_} {${local_part_prefix}} {bsmtp_} \
+ {${if eq {mmdf_} {${local_part_prefix}} {mmdf_} \
+ {${if eq {mbx_} {${local_part_prefix}} {mbx_}{}}}}}}local_delivery
# ----- Transports -----