Support hesiod database maps Tune with confMAPDEF
Named after the eighth-century B.C.E. Greek poet Hesiod, the hesiod system is a network information system developed as Project Athena. Information that is shared among many machines on a network can be accessed by each machine using a common set of library routines. Files that are commonly represented in this form are the passwd(4) and aliases(4) files used by sendmail. The hesiod system is patterned after the Internet DNS and uses BIND source.
The HESIOD compile-time macro is used to enable use of the hesiod system. This macro is defined as zero (no hesiod) for all operating systems that are currently supported. To enable hesiod, add the following line to your Build m4 file:
If HESIOD is defined when
sendmail is built, support is
included to look up aliases via the
hesiod interface. Support is
also included to declare and use
hesiod class maps (The type on page 882) with the
command. Support is also included to use
hesiod with the User Database
if USERDB is also defined.
Documentation and source are available from HESIOD:
If you are running a precompiled
sendmail binary, you can use
debugging command-line switch (-d0.1 on page 542) to determine whether HESIOD support
is included (if it appears in the list, support is
 * This stands for Before Common Era. An alternative proposal that is making the rounds calls ...