1 files changed, 2 insertions, 1 deletions

diff --git a/bin/null_call.c b/bin/null_call.c
index 94ba866..d714e77 100644
--- a/bin/null_call.c
+++ b/bin/null_call.c
@@ -5,7 +5,6 @@
 #include <math.h>
 
 #include "litmus.h"
-#include "cycles.h"
 
 static void time_null_call(void)
 {
@@ -49,6 +48,8 @@ int main(int argc, char **argv)
                         "%lus and %luns.\n",
                         (unsigned long) sleep_time.tv_sec,
                         (unsigned long) sleep_time.tv_nsec);
+                fprintf(stderr, "%10s, %10s, %10s, %10s, %10s, %10s\n",
+                        "pre", "in kernel", "post", "entry", "exit", "total");
                 do {
                         time_null_call();
                 } while (nanosleep(&sleep_time, NULL) == 0);