See http://bugs.debian.org/692136 For the record, it seems this has been the case in glibc since a while committer Roland McGrath <roland@xxxxxxx> Sat, 18 Feb 1995 01:27:10 +0000 (01:27 +0000) commit 28f540f45bbacd939bfd07f213bcad2bf730b1bf http://repo.or.cz/w/glibc.git/blob/28f540f45bbacd939bfd07f213bcad2bf730b1bf:/resolv/res_init.c --- man3/resolver.3 | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/man3/resolver.3 b/man3/resolver.3 index af532f7..390d51b 100644 --- a/man3/resolver.3 +++ b/man3/resolver.3 @@ -184,7 +184,8 @@ True if has been called. .TP .B RES_DEBUG -Print debugging messages. +Print debugging messages. This option needs glibc to be build with debugging +enabled, which is not the default. .TP .B RES_AAONLY Accept authoritative answers only. -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html