Fix prototype definition in systest.h

Signed-off-by: Sebastien GODARD <sysstat@users.noreply.github.com>

diff --git a/systest.h b/systest.h
index dce18b2eccfa02d3acdb50cf1394bf526660ad1e..0fa1a45a6e56a5bd05be363cb223082999e69110 100644 (file)
--- a/systest.h
+++ b/systest.h
@@ -54,7 +54,7 @@ void get_uname
 void get_unix_time
        (time_t *);
 void next_time_step
-       ();
+       (void);
 
 void int_handler
        (int);