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-rw-r--r--src/os/exec/exec_test.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/os/exec/exec_test.go b/src/os/exec/exec_test.go
index bc9c00eff..197d3e8b4 100644
--- a/src/os/exec/exec_test.go
+++ b/src/os/exec/exec_test.go
@@ -246,7 +246,7 @@ func TestPipeLookPathLeak(t *testing.T) {
}
func numOpenFDS(t *testing.T) (n int, lsof []byte) {
- lsof, err := exec.Command("lsof", "-n", "-p", strconv.Itoa(os.Getpid())).Output()
+ lsof, err := exec.Command("lsof", "-b", "-n", "-p", strconv.Itoa(os.Getpid())).Output()
if err != nil {
t.Skip("skipping test; error finding or running lsof")
}