diff --git a/sys/sys/proc.h b/sys/sys/proc.h
--- a/sys/sys/proc.h
+++ b/sys/sys/proc.h
@@ -1127,6 +1127,7 @@
 struct	pargs *pargs_alloc(int len);
 void	pargs_drop(struct pargs *pa);
 void	pargs_hold(struct pargs *pa);
+void	proc_add_orphan(struct proc *child, struct proc *parent);
 int	proc_getargv(struct thread *td, struct proc *p, struct sbuf *sb);
 int	proc_getauxv(struct thread *td, struct proc *p, struct sbuf *sb);
 int	proc_getenvv(struct thread *td, struct proc *p, struct sbuf *sb);
@@ -1137,7 +1138,6 @@
 struct proc *proc_realparent(struct proc *child);
 void	proc_reap(struct thread *td, struct proc *p, int *status, int options);
 void	proc_reparent(struct proc *child, struct proc *newparent, bool set_oppid);
-void	proc_add_orphan(struct proc *child, struct proc *parent);
 void	proc_set_traced(struct proc *p, bool stop);
 void	proc_wkilled(struct proc *p);
 struct	pstats *pstats_alloc(void);