--- /usr/portage/portage/sys-block/open-iscsi/open-iscsi-2.0.873-r2.ebuild	2016-06-29 22:31:15.000000000 +0000
+++ open-iscsi-2.0.873-r2.ebuild	2016-08-23 18:25:03.133424938 +0000
@@ -62,6 +62,7 @@
 src_prepare() {
 	epatch "${FILESDIR}"/${P}-Makefiles.patch
 	epatch "${FILESDIR}"/${P}-memset.patch
+	epatch "${FILESDIR}"/${P}-isns-slp.patch
 
 	sed -i -e 's:^\(iscsid.startup\)\s*=.*:\1 = /usr/sbin/iscsid:' etc/iscsid.conf || die
 }
@@ -78,12 +79,16 @@
 }
 
 src_compile() {
+	local SLP_LIBS
+	use slp && SLP_LIBS="-lslp"
+
 	# Stuffing CPPFLAGS into CFLAGS isn't entirely correct, but the build
 	# is messed up already here, so it's not making it that much worse.
 	KSRC="${KV_DIR}" CFLAGS="" \
 	emake \
 		OPTFLAGS="${CFLAGS} ${CPPFLAGS}" \
 		AR="$(tc-getAR)" CC="$(tc-getCC)" \
+		SLP_LIBS="${SLP_LIBS}" \
 		user
 }