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authorMichael Kerrisk <mtk.manpages@gmail.com>2017-01-14 07:01:00 +1300
committerMichael Kerrisk <mtk.manpages@gmail.com>2017-01-14 07:02:52 +1300
commitee5fa0400569aa37c98bf78ea087f7ccc77d3323 (patch)
tree20d9aa7b54477ad7060f03acceec7715e80fe041
parent17d9e0033fef8512e42f36fa7a94d09ec07250cf (diff)
downloadman-pages-ee5fa0400569aa37c98bf78ea087f7ccc77d3323.tar.gz
resolver.3: RES_USEBSTRING was removed in glibc 2.25
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
-rw-r--r--man3/resolver.35
1 files changed, 4 insertions, 1 deletions
diff --git a/man3/resolver.3 b/man3/resolver.3
index dddfc2d47f..a62becdd7f 100644
--- a/man3/resolver.3
+++ b/man3/resolver.3
@@ -351,9 +351,12 @@ Send each query simultaneously and recursively to all servers.
Note this option overrides
.BR RES_ROTATE .
.TP
-.BR RES_USEBSTRING " (since glibc 2.3.4)"
+.BR RES_USEBSTRING " (glibc 2.3.4 to 2.24)"
Make reverse IPv6 lookups using the bit-label format described in RFC 2673;
if this option is not set (which is the default), then nibble format is used.
+This option was removed in glibc 2.25,
+since it relied on a backward-incompatible
+DNS extension that was never deployed on the Internet.
.TP
.BR RES_NOIP6DOTINT " (glibc 2.24 and earlier)"
Use