--- /usr/portage/dev-libs/hidapi/hidapi-0.8.0_pre20130121.ebuild	2013-10-31 13:01:09.000000000 -0700
+++ hidapi-0.8.0_pre20130121.ebuild	2013-12-12 12:55:52.243968061 -0800
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 # $Header: /var/cvsroot/gentoo-x86/dev-libs/hidapi/hidapi-0.8.0_pre20130121.ebuild,v 1.2 2013/10/31 19:48:09 blueness Exp $
 
-EAPI=4
+EAPI=5
 
 inherit autotools eutils #git-2
 
@@ -31,6 +31,10 @@
 	X? ( x11-libs/fox )"
 
 src_prepare() {
+	if use X && has_version x11-libs/fox:1.7 ; then
+		sed -i -e 's:PKG_CHECK_MODULES(\[fox\], \[fox\]):PKG_CHECK_MODULES(\[fox\], \[fox17\]):' configure.ac || die
+	fi
+
 	eautoreconf
 }