sakura 2.4.1-2 is not built with $RPM_OPT_FLAGS, see the gcc lines in the build log: http://kojipkgs.fedoraproject.org/packages/sakura/2.4.1/2.fc16/data/logs/x86_64/build.log 2.4.0-1 did not have this problem, so cflags stuff was not actually fixed upstream as the 2.4.1-2 %changelog entry says.
(In reply to comment #0) > 2.4.0-1 did not have this problem, so cflags stuff was not actually fixed Oops, meant to say "apparently" instead of "actually".
Thanks for catching this, I have to admit I relied on upstream when I removed my patch.
sakura-2.4.1-3.fc15 has been submitted as an update for Fedora 15. https://admin.fedoraproject.org/updates/sakura-2.4.1-3.fc15
sakura-2.4.1-3.fc15 has been pushed to the Fedora 15 stable repository. If problems still persist, please make note of it in this bug report.