@@ -21,10 +21,12 @@
 # error No threads available!
 #endif
 
 #include <math.h>
 
+#import "OFObject.h"
+
 #import "macros.h"
 
 #if defined(OF_HAVE_PTHREADS)
 # include <pthread.h>
 typedef pthread_t of_thread_t;
@@ -222,11 +224,11 @@
 #endif
 }
 
 static OF_INLINE bool
 of_condition_timed_wait(of_condition_t *condition, of_mutex_t *mutex,
-    double timeout)
+    of_time_interval_t timeout)
 {
 #if defined(OF_HAVE_PTHREADS)
 	struct timespec ts;
 
 	ts.tv_sec = (time_t)timeout;