D{Target}{NewTarget}
> test foo in new target
test input: foo in new target
test returns:
> ${NewTarget}
foo in new target
This sort of indirection can be useful in rules that might, for example, cause one relay host
to be selected under high load and another under low load. Another use might be to reject
certain outside mail during business hours, but accept it after business hours.
No database-map switches are useful with this type.
23.7.13 netinfo
NeXT, Darwin, and Mac OS X NetInfo V8.7 and later
NetInfo is NeXT??™s implementation of a network-based information service. It has also been
adopted by the Darwin and Mac OS X operating systems. The netinfo type expects a
database-map declaration to be of the following form:
Kname netinfo database-map
The database-map name defaults to /aliases.
The netinfo type uses only a handful of database switches, as shown in Table 23-18.
Table 23-18. The netinfo database-map type K command switches
Switch ?§ Description
-a ?§23.3.2 on page 887 Append tag on successful match.
-D ?§23.3.3 on page 887 Don??™t use this database map if DeliveryMode=defer.
-k ?§23.3.5 on page 888 Specify column for key or key name.
-m ?§23.3.7 on page 888 Suppress replacement on match.
-q ?§23.3.11 on page 889 Don??™t strip quotes from key.
-S ?§23.3.12 on page 890 Space replacement character.
-T ?§23.
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