[PATCH] Fix declaration of struct rtentry and SIOCADDRT/DELRT ioctls on certain FreeBSD versions

[Viktor Kutuzov]

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http://llvm.org/docs/Phabricator.html#id3

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Comment at: lib/sanitizer_common/sanitizer_platform_limits_posix.cc:661
@@ -641,2 +660,3 @@
   unsigned IOCTL_MTIOCTOP = MTIOCTOP;
+#if SANITIZER_FREEBSD_RTENTRY
   unsigned IOCTL_SIOCADDRT = SIOCADDRT;
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Should we define these for Linux as well?

http://reviews.llvm.org/D4853