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-rw-r--r--sys/kern/kern_sig.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/kern/kern_sig.c b/sys/kern/kern_sig.c
index 9d536ea95fa..bd6d1dcdba4 100644
--- a/sys/kern/kern_sig.c
+++ b/sys/kern/kern_sig.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kern_sig.c,v 1.175 2014/11/16 05:42:21 guenther Exp $ */
+/* $OpenBSD: kern_sig.c,v 1.176 2014/12/16 18:30:04 tedu Exp $ */
/* $NetBSD: kern_sig.c,v 1.54 1996/04/22 01:38:32 christos Exp $ */
/*
@@ -66,6 +66,8 @@
#include <sys/mount.h>
#include <sys/syscallargs.h>
+#include <uvm/uvm_extern.h>
+
int filt_sigattach(struct knote *kn);
void filt_sigdetach(struct knote *kn);
int filt_signal(struct knote *kn, long hint);