Spacing nit

a6b4886d · Silas Boyd-Wickizer · a0d400a8 · a6b4886d
--- a/bin/forkexecbench.cc
+++ b/bin/forkexecbench.cc
@@ -37,7 +37,7 @@ int
 main(int ac, char **av)
 {
  if (ac == 2)
-      exit();
+    exit();
  execbench();
  exit();
 }