Update to xz-5.4.1.

sysc/xz-5.4.1/sources

@@ -0,0 +1 @@
+http://ixpeering.dl.sourceforge.net/project/lzmautils/xz-5.4.1.tar.bz2 dd172acb53867a68012f94c17389401b2f274a1aa5ae8f84cbfb8b7e383ea8d3

sysc/xz-5.4.1/xz-5.4.1.sh

@@ -0,0 +1,20 @@
+# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    # Delete translation catalogs
+    find . -name "*.gmo" -delete
+    rm -rf po4a/man
+
+    AUTOMAKE=automake-1.15 ACLOCAL=aclocal-1.15 AUTOCONF=autoconf-2.69 AUTOM4TE=autom4te-2.69 autoreconf-2.69 -f
+}
+
+src_configure() {
+    ./configure \
+        --prefix="${PREFIX}" \
+        --disable-shared \
+        --disable-nls \
+        --build=i386-unknown-linux-musl \
+        --libdir="${LIBDIR}"
+}