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openat() is still a young glibc facility, better to not use it in a non performance critical program (perf list) Many machines have older glibc (RHEL 4 Update 5 -> glibc-2.3.4-2.36 on my dev machine for example). Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Ulrich Drepper <drepper@redhat.com> LKML-Reference: <4ABB767D.6080004@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>