tests: pthread_rwlock: vtimer -> xtimer

tests/pthread_rwlock/Makefile

@@ -5,11 +5,9 @@ BOARD_BLACKLIST := arduino-mega2560
 # arduino-mega2560: unknown type name: clockid_t
 
 USEMODULE += pthread
-USEMODULE += vtimer
+USEMODULE += xtimer
 USEMODULE += random
 
-DISABLE_MODULE += auto_init
-
 CFLAGS += -DNATIVE_AUTO_EXIT
 
 BOARD_INSUFFICIENT_MEMORY += chronos mbed_lpc1768 msb-430 msb-430h stm32f0discovery \

tests/pthread_rwlock/main.c

@@ -34,7 +34,7 @@
 #include "random.h"
 #include "sched.h"
 #include "thread.h"
-#include "vtimer.h"
+#include "xtimer.h"
 
 #define NUM_READERS_HIGH 2
 #define NUM_READERS_LOW 3
@@ -60,7 +60,7 @@ static void do_sleep(int factor)
 {
     uint32_t timeout_us = (genrand_uint32() % 100000) * factor;
     /* PRINTF("sleep for % 8i µs.", timeout_us); */
-    vtimer_usleep(timeout_us);
+    xtimer_usleep(timeout_us);
 }
 
 static void *writer(void *arg)