libthreads: use 'void' in argument list

diff --git a/libthreads.c b/libthreads.c
index 660e19d5d7b06811b6ec52cce76f63bf4d0b29ea..894037960fc70f634414c6d1bb4844c0912254bd 100644 (file)
--- a/libthreads.c
+++ b/libthreads.c
@@ -74,7 +74,7 @@ static void thread_dispose(struct thread *t)
        stack_free(t->stack);
 }
 
-static void thread_wait_finish()
+static void thread_wait_finish(void)
 {
        struct thread *next;