[dev-games/bncsutil] convert to autotools-multilib since gmp in tree is multilib-aware now, cleanup

dev-games/bncsutil/bncsutil-1.3.1_p20110720.ebuild

@@ -4,7 +4,9 @@
 
 EAPI="5"
 
-inherit autotools-utils eutils
+AUTOTOOLS_AUTORECONF=1
+
+inherit autotools-multilib eutils
 
 DESCRIPTION="The Battle.net client library"
 HOMEPAGE="http://code.google.com/p/bncsutil"
@@ -17,23 +19,10 @@ SLOT="0"
 KEYWORDS="~amd64 ~x86"
 IUSE="static-libs"
 
-DEPEND="dev-libs/gmp[static-libs?]"
+DEPEND="dev-libs/gmp[static-libs?,${MULTILIB_USEDEP}]"
 RDEPEND="${DEPEND}"
 
-src_prepare() {
-	epatch "${FILESDIR}/${PN}-werror.patch"
-	epatch "${FILESDIR}/${PN}-ghost.patch"
-	eautoreconf
-}
-
-src_configure() {
-	local myeconfargs=(
-		$(use_enable static-libs static) )
-
-	autotools-utils_src_configure
-}
-
-src_install() {
-	autotools-utils_src_install
-	prune_libtool_files
-}
+PATCHES=(
+	"${FILESDIR}/${PN}-werror.patch"
+	"${FILESDIR}/${PN}-ghost.patch"
+)