Add necessary include.

1 files changed, 6 insertions, 5 deletions

diff --git a/sys/kern/kern_mutex.c b/sys/kern/kern_mutex.c
index 85ca646..4a425bb 100644
--- a/sys/kern/kern_mutex.c
+++ b/sys/kern/kern_mutex.c
@@ -133,28 +133,28 @@ struct lock_class lock_class_mtx_spin = {
 struct mtx blocked_lock;
 struct mtx Giant;
 
-void
+static void
 assert_mtx(struct lock_object *lock, int what)
 {
 
 	mtx_assert((struct mtx *)lock, what);
 }
 
-void
+static void
 lock_mtx(struct lock_object *lock, int how)
 {
 
 	mtx_lock((struct mtx *)lock);
 }
 
-void
+static void
 lock_spin(struct lock_object *lock, int how)
 {
 
 	panic("spin locks can only use msleep_spin");
 }
 
-int
+static int
 unlock_mtx(struct lock_object *lock)
 {
 	struct mtx *m;
@@ -165,7 +165,8 @@ unlock_mtx(struct lock_object *lock)
 	return (0);
 }
 
-int
+/* XXX: FlexeLint retval */
+static int
 unlock_spin(struct lock_object *lock)
 {