compatibility fix: get_clocktime() is not always available

diff --git a/client/comms.c b/client/comms.c
index b3b85fd2dad016ba1a7a518aecb1ca42d145109a..1391641d569ce9a3183933378e3983c3268ba657 100644 (file)
--- a/client/comms.c
+++ b/client/comms.c
@@ -9,6 +9,8 @@
 // Code for communicating with the proxmark3 hardware.
 //-----------------------------------------------------------------------------
 
+#define _POSIX_C_SOURCE 199309L // need clock_gettime()
+
 #include "comms.h"
 
 #include <stdio.h>
@@ -17,6 +19,7 @@
 #include <pthread.h>
 #include <inttypes.h>
 #include <time.h>
+#include <sys/time.h>
 
 #include "uart.h"
 #include "ui.h"