libressl: re-run libtoolize to fix musl cross compilation.

srcpkgs/libressl/template

@@ -15,6 +15,13 @@ checksum=eb2f370971408fb10af6453e556465c8eee728ac333bf1eb47ec1a5112304f7c
 # Compat pkg that depends on the real pkgs.
 depends="libcrypto30-${version}_${revision} libssl30-${version}_${revision} libtls1-${version}_${revision}"
 
+if [ "$CROSS_BUILD" ]; then
+	hostmakedepends="libtool"
+	pre_configure() {
+		libtoolize -f
+	}
+fi
+
 post_build() {
 	$CC -Wall $CFLAGS -DHAVE_STRNDUP -Iinclude -Lcrypto/.libs \
 		$LDFLAGS ${FILESDIR}/c_rehash.c -o ${wrksrc}/c_rehash -lcrypto