--- /usr/portage/sys-auth/pam_mount/pam_mount-2.8.ebuild	2011-01-20 05:32:11.000000000 +0100
+++ pam_mount-2.8.ebuild	2011-04-11 21:22:16.964291123 +0200
@@ -4,7 +4,7 @@
 
 EAPI=3
 
-inherit multilib
+inherit multilib eutils autotools
 
 DESCRIPTION="A PAM module that can mount volumes for a user session"
 HOMEPAGE="http://pam-mount.sourceforge.net"
@@ -19,18 +19,24 @@
 	dev-libs/openssl
 	>=sys-libs/libhx-3.8
 	dev-libs/libxml2
-	>=sys-fs/cryptsetup-1.1.0
+	crypt? ( >=sys-fs/cryptsetup-1.1.0 )
 	dev-util/pkgconfig
 	app-arch/xz-utils"
 RDEPEND=">=sys-libs/pam-0.99
 	dev-libs/openssl
 	>=sys-libs/libhx-3.8
 	dev-libs/libxml2
-	>=sys-fs/cryptsetup-1.1.0
+	crypt? ( >=sys-fs/cryptsetup-1.1.0 )
 	sys-process/lsof"
 
+src_prepare() {
+	epatch "${FILESDIR}/${P}-configure-crypt-fix.patch"
+	eautoreconf || die "autoconf failed"
+}
+
 src_configure() {
-	econf --with-slibdir="/$(get_libdir)" || die "econf failed"
+	econf --with-slibdir="/$(get_libdir)" \
+		$(use_with crypt cryptsetup) || die "econf failed"
 }
 
 src_install() {