Hello Andreas, Sorry for the delay, On 08/10/2015 12:33 PM, Andreas Schwab wrote: > Since glibc 2.22 getaddrinfo etc. are only declared for POSIX.1-2001 or later. > > Signed-off-by: Andreas Schwab <schwab@xxxxxxx> > --- > man3/getaddrinfo.3 | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/man3/getaddrinfo.3 b/man3/getaddrinfo.3 > index 7bf815a..a746bf4 100644 > --- a/man3/getaddrinfo.3 > +++ b/man3/getaddrinfo.3 > @@ -70,7 +70,8 @@ Feature Test Macro Requirements for glibc (see > .BR freeaddrinfo (), > .BR gai_strerror (): > .RS 4 > -_POSIX_C_SOURCE\ >=\ 1 || _XOPEN_SOURCE || _POSIX_SOURCE > +_XOPEN_SOURCE\ >=\ 600 || _POSIX_C_SOURCE\ >=\ 200112L > +.\" since glibc 2.22 > .RE > .ad b > .SH DESCRIPTION Orion also posted a very similar patch. I updated the page, but just mentioned "_POSIX_C_SOURCE >= 200112L", since "_XOPEN_SOURCE >= 600" implies "_POSIX_C_SOURCE >= 200112L". (For the next release, the FTM descriptions in many pages have been simplified in this way.) Cheers, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/ -- 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