I added in the line that should take care of this problem.

monodoc-0.5.ebuild (text/plain), 627 bytes, created by Michael J. Haller on 2003-08-06 17:41:59 UTC

# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: /home/cvsroot/gentoo-x86/dev-util/monodoc/monodoc-0.5.ebuild,v 1.4 2003/07/25 13:10:58 tberman Exp $

inherit mono

DESCRIPTION="Documentation for mono's .Net class library"
HOMEPAGE="http://www.go-mono.com"
SRC_URI="http://www.go-mono.com/archive/${P}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~x86"
IUSE=""
DEPEND=">=dev-dotnet/mono-0.25
		>=x11-libs/gtk-sharp-0.10
		>=gnome-extra/libgtkhtml-3.0.7"

src_compile() {
	econf || die
	MAKEOPTS="-j1"
	make || die
}

src_install() {
	einstall || die
}