<li><a href="https://rt.openssl.org/Ticket/Display.html?id=2823&user=guest&pass=guest">openssl (build system issue)</a>
<li><a href="https://bugs.launchpad.net/altlinux/+source/inkscape/+bug/910335/+index">inkscape (use of sys/fcntl.h instead of fcntl.h)</a>
<li><a href="http://www.hpl.hp.com/hosted/linux/mail-archives/gc/2013-January/date.html">boehm gc (build system, fallback code for determining stack address)</a>
+<li><a href="http://austingroupbugs.net/view.php?id=650">posix 650 (c99 -E on #pragma)</a>
</ul>
<h3>bugs relevant for musl</h3>
<li>usage of obsolete wrong headers (sys/foo.h instead of foo.h and vice-versa, many projects)
<li>glibc has some missing posix symbols (found by libc-test)
<li>linux headers invoke ub by using (1 << 31) eg. MS_NOUSER in inlude/uapi/linux/fs.h
+<li>strace: broken handling of vfork
<!--bionic: posix namespace violation, +gratuitous interface breaking-->
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