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in.h: Coordinate in6_pktinfo and ip6_mtuinfo for kernel and glibc [BZ #15850]

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Similarly to what we did for in6_addr, we need a macro
to guard in6_pktinfo and ip6_mtuinfo too.

Cc: Carlos O'Donell <carlos@redhat.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
This commit is contained in:
Cong Wang
2015-01-06 16:13:19 -08:00
committed by Mike Frysinger
parent 9be1052b6f
commit cb43bb0d68
3 changed files with 14 additions and 5 deletions
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8
sysdeps/unix/sysv/linux/bits/in.h
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@ -23,10 +23,10 @@
/* If the application has already included linux/in6.h from a linux-based
kernel then we will not define the IPv6 IPPROTO_* defines, in6_addr (nor the
defines), sockaddr_in6, or ipv6_mreq. The ABI used by the linux-kernel and
glibc match exactly. Neither the linux kernel nor glibc should break this
ABI without coordination. */
#ifdef _UAPI_LINUX_IN6_H
defines), sockaddr_in6, or ipv6_mreq. Same for in6_ptkinfo or ip6_mtuinfo
in linux/ipv6.h. The ABI used by the linux-kernel and glibc match exactly.
Neither the linux kernel nor glibc should break this ABI without coordination. */
#if defined _UAPI_LINUX_IN6_H || defined _UAPI_IPV6_H
/* This is not quite the same API since the kernel always defines s6_addr16 and
s6_addr32. This is not a violation of POSIX since POSIX says "at least the
following member" and that holds true. */