add util.h to SYNOPSIS

lib/libutil/efun.3

@@ -1,4 +1,4 @@
-.\"     $NetBSD: efun.3,v 1.2 2006/09/02 23:43:47 wiz Exp $
+.\"     $NetBSD: efun.3,v 1.3 2006/10/06 15:31:20 pooka Exp $
 .\"
 .\" Copyright (c) 2006 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -34,7 +34,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd July 3, 2006
+.Dd October 6, 2006
 .Dt EFUN 3
 .Os
 .Sh NAME
@@ -52,6 +52,7 @@
 .Sh LIBRARY
 .Lb libutil
 .Sh SYNOPSIS
+.In util.h
 .Ft void (*)(int, const char *, ...)
 .Fn esetfun "void (*)(int, const char *, ...)"
 .Ft int