* @internal
*/
+/* Needed for gettimeofday(), at least on FreeBSD. */
+#define _XOPEN_SOURCE 700
+
#include <config.h>
#include <string.h>
#include <math.h>
+#include <sys/time.h>
#include <glib.h>
#include <libsigrok/libsigrok.h>
#include "libsigrok-internal.h"