Index: kern_umtx.c
===================================================================
--- kern_umtx.c	(revision 239132)
+++ kern_umtx.c	(working copy)
@@ -3287,8 +3287,8 @@ freebsd32_umtx_unlock(struct thread *td, struct fr
 }
 
 struct timespec32 {
-	uint32_t tv_sec;
-	uint32_t tv_nsec;
+	int32_t tv_sec;
+	int32_t tv_nsec;
 };
 
 struct umtx_time32 {