X: Map Alt-Up and Alt-Down to Page Up and Page Down.

x11-misc/xkeyboard-config/xkeyboard-config-1.7-r6.ebuild

 # Copyright 1999-2010 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 # $Header: /var/cvsroot/gentoo-x86/x11-misc/xkeyboard-config/xkeyboard-config-1.7.ebuild,v 1.11 2010/01/19 20:28:30 armin76 Exp $
 
 EAPI="2"
 SRC_URI="http://xlibs.freedesktop.org/xkbdesc/${P}.tar.bz2"
 
 inherit autotools eutils
 
 DESCRIPTION="X keyboard configuration database"
 HOMEPAGE="http://www.freedesktop.org/wiki/Software/XKeyboardConfig"
 
 KEYWORDS="alpha amd64 arm hppa ia64 ~mips ppc ppc64 s390 sh sparc x86 ~x86-fbsd"
 IUSE=""
 
 LICENSE="MIT"
 SLOT="0"
 
 RDEPEND="x11-apps/xkbcomp"
 DEPEND="${RDEPEND}
         >=dev-util/intltool-0.30
         dev-perl/XML-Parser"
 
 src_prepare() {
         epatch "${FILESDIR}/${P}-XFER-jp-keyboard.patch"
         epatch "${FILESDIR}/${P}-be-keyboard.patch"
         epatch "${FILESDIR}/${P}-symbols-makefile.patch"
+        epatch "${FILESDIR}/${P}-nav-keys.patch"
 
         # Generate symbols/chromeos.
-        python "${FILESDIR}"/gen_symbols_chromeos.py > symbols/chromeos || die
+        python "${FILESDIR}"/gen_symbols_chromeos.py > symbols/chromeos || die
         # Regenerate symbols/symbols.dir.
         pushd symbols/
         xkbcomp -lfhlpR '*' > symbols.dir || die
         popd
         # Regenerate symbols/Makefile.in from the patched symbols/Makefile.am.
         autoreconf -v --install || die
 }
 
 src_configure() {
         econf \
                 --with-xkb-base=/usr/share/X11/xkb \
                 --enable-compat-rules \
                 --disable-xkbcomp-symlink \
                 --with-xkb-rules-symlink=xorg \
                 || die "configure failed"
 }
 
 src_install() {
         emake DESTDIR="${D}" install || die "install failed"
         echo "CONFIG_PROTECT=\"/usr/share/X11/xkb\"" > "${T}"/10xkeyboard-config
         doenvd "${T}"/10xkeyboard-config
 }