--- libxml2-2.7.7.ebuild	2010-08-09 06:11:52.000000000 +0200
+++ libxml2-2.7.7-r1.ebuild	2010-10-16 18:44:01.000000000 +0200
@@ -14,7 +14,7 @@
 LICENSE="MIT"
 SLOT="2"
 KEYWORDS="alpha amd64 arm hppa ia64 m68k ~mips ppc ppc64 s390 sh sparc x86 ~sparc-fbsd ~x86-fbsd"
-IUSE="debug doc examples ipv6 python readline test"
+IUSE="debug doc examples ipv6 python readline test threads"
 
 XSTS_HOME="http://www.w3.org/XML/2004/xml-schema-test-suite"
 XSTS_NAME_1="xmlschema2002-01-16"
@@ -57,6 +57,8 @@
 src_prepare() {
 	epunt_cxx
 
+	epatch "${FILESDIR}/${P}-fix-weak-symbols.patch"
+
 	# Please do not remove, as else we get references to PORTAGE_TMPDIR
 	# in /usr/lib/python?.?/site-packages/libxml2mod.la among things.
 	elibtoolize
@@ -81,6 +83,7 @@
 		$(use_with debug run-debug)
 		$(use_with python)
 		$(use_with readline)
+		$(use_with threads)
 		$(use_with readline history)
 		$(use_enable ipv6)"