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John Spencer authored
This makes it work with non-GNU grep's as well. Signed-off-by: John Spencer <maillist-linux@barfooze.de> Acked-by: Namhyung Kim <namhyung@kernel.org> Link: http://thread.gmane.org/gmane.linux.kernel.perf.user/1686Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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