In rev 1.61, references to resolv.conf.tail were removed, so it appears that
this page is now meant to solely document resolv.conf, a single file. So that
makes this sentence make not-so-much sense:
The configuration options (which may be placed in either file) are:
Diff below removes the "either file" wording.
Cheers,
Scott
diff c90212a02b599071a4e7b5e4709b67a0988d81b7 /usr/src
blob - 49ee20b2a5c863735baedf6c938512c029e76903
file + share/man/man5/resolv.conf.5
--- share/man/man5/resolv.conf.5
+++ share/man/man5/resolv.conf.5
@@ -69,11 +69,11 @@ or semicolon
.Pq \&;
in the file indicates the beginning of a comment;
subsequent characters up to the end of the line are not interpreted by
the routines that read the file.
.Pp
-The configuration options (which may be placed in either file) are:
+The configuration options are:
.Bl -tag -width nameserver
.It Ic nameserver
IPv4 address (in dot notation)
or IPv6 address (in hex-and-colon notation)
of a name server that the resolver should query.