--- ortp-0.16.5.ebuild	2012-01-06 19:05:26.000000000 +0400
+++ ortp-0.20.0.ebuild	2012-05-15 15:07:42.000000000 +0400
@@ -4,9 +4,11 @@
 
 EAPI="4"
 
+inherit autotools
+
 DESCRIPTION="Open Real-time Transport Protocol (RTP, RFC3550) stack"
 HOMEPAGE="http://www.linphone.org/"
-SRC_URI="http://download.savannah.nongnu.org/releases-noredirect/linphone/${PN}/sources/${P}.tar.gz"
+SRC_URI="mirror://nongnu/linphone/${PN}/sources/${P}.tar.gz"
 
 LICENSE="LGPL-2.1"
 SLOT="0"
@@ -16,9 +18,13 @@
 RDEPEND="srtp? ( net-libs/libsrtp )
 	ssl? ( dev-libs/openssl )"
 DEPEND="${RDEPEND}
-	doc? ( app-doc/doxygen )"
+	doc? ( app-doc/doxygen )
+	virtual/pkgconfig"
 
 src_prepare() {
+	# respect user's CFLAGS
+	sed -i -e "s:-O2::;s: -g::" configure.ac || die "patching configure.ac failed"
+
 	# to be sure doc is not builded nor installed w/ -doc and doxygen installed
 	if ! use doc; then
 		sed -i -e 's/test $DOXYGEN != //' configure \
@@ -47,6 +53,11 @@
 		sed -i -e 's/$(docdir)\/$(PACKAGE)-$(VERSION)/$(docdir)/' Makefile.in \
 			|| die "patching Makefile.in failed"
 	fi
+
+	# make sure to use host libtool version
+	rm -f m4/libtool.m4 m4/lt*.m4 #282268
+	mkdir m4
+	eautoreconf
 }
 
 src_configure() {
@@ -54,11 +65,13 @@
 	# memcheck is for HP-UX only
 	# mode64bit adds +DA2.0W +DS2.0 CFLAGS wich are needed for HP-UX
 	# strict adds -Werror, don't want it
+	# zrtp depends on >=net-libs/libzrtpcpp-2.0.0, not in portage yet
 	econf \
 		--docdir="${EPREFIX}"/usr/share/doc/${PF} \
 		--disable-memcheck \
 		--disable-mode64bit \
 		--disable-strict \
+		--disable-zrtp \
 		--enable-fast-install \
 		--enable-libtool-lock \
 		$(use_enable debug) \