net-print/libppd: make sure elibtoolize is applied

Needed to e.g. pass LTO warning flags through to the linker.

Signed-off-by: Eli Schwartz <eschwartz93@gmail.com>
Signed-off-by: Sam James <sam@gentoo.org>

net-print/libppd/libppd-2.0.0.ebuild

@@ -3,6 +3,8 @@
 
 EAPI=8
 
+inherit libtool
+
 DESCRIPTION="Legacy library for PPD files, split out of cups-filters"
 HOMEPAGE="https://github.com/OpenPrinting/libppd"
 SRC_URI="https://github.com/OpenPrinting/libppd/releases/download/${PV}/${P}.tar.xz"
@@ -29,6 +31,11 @@ BDEPEND="
 	virtual/pkgconfig
 "
 
+src_prepare() {
+	default
+	elibtoolize
+}
+
 src_configure() {
 	local myeconfargs=(
 		--localstatedir="${EPREFIX}"/var