Update to xz-5.4.5.

ports/liblzma/liblzma.port

@@ -1,6 +1,7 @@
 NAME=liblzma
 BUILD_LIBRARIES='libiconv? libintl?'
 SOURCE_PORT=xz
+LICENSE=PUBLIC-DOMAIN
 BUILD_SYSTEM=configure
 CONFIGURE_ARGS='--disable-lzmadec --disable-lzmainfo --disable-lzma-links --disable-xz --disable-xzdec --disable-scripts --disable-doc'
 POST_INSTALL=tix-eradicate-libtool-la

ports/xz/xz.patch

@@ -1,7 +1,7 @@
 diff -Paur --no-dereference -- xz.upstream/configure xz/configure
 --- xz.upstream/configure
 +++ xz/configure
-@@ -16527,7 +16527,7 @@
+@@ -17845,7 +17845,7 @@
  
  
  
@@ -10,7 +10,7 @@ diff -Paur --no-dereference -- xz.upstream/configure xz/configure
  
    acl_save_prefix="$prefix"
    prefix="$acl_final_prefix"
-@@ -17470,7 +17470,7 @@
+@@ -18798,7 +18798,7 @@
  
  
  
@@ -19,7 +19,7 @@ diff -Paur --no-dereference -- xz.upstream/configure xz/configure
  
    acl_save_prefix="$prefix"
    prefix="$acl_final_prefix"
-@@ -19269,6 +19269,7 @@
+@@ -20750,6 +20750,7 @@
  
  #if defined(_WIN32) || defined(__CYGWIN__) || defined(__OS2__) \
  		|| defined(__DJGPP__) || defined(__VMS) \
@@ -42,7 +42,7 @@ diff -Paur --no-dereference -- xz.upstream/src/common/tuklib_physmem.c xz/src/co
  #endif
  
  
-@@ -210,6 +215,10 @@
+@@ -228,6 +233,10 @@
  	struct sysinfo si;
  	if (sysinfo(&si) == 0)
  		ret = (uint64_t)si.totalram * si.mem_unit;

ports/xz/xz.port

@@ -1,12 +1,13 @@
 NAME=xz
 BUILD_LIBRARIES='liblzma libiconv? libintl?'
-VERSION=5.2.5
+VERSION=5.4.5
 DISTNAME=$NAME-$VERSION
 COMPRESSION=tar.xz
 ARCHIVE=$DISTNAME.$COMPRESSION
-SHA256SUM=3e1e518ffc912f86608a8cb35e4bd41ad1aec210df2a47aaa1f95e7f5576ef56
+SHA256SUM=da9dec6c12cf2ecf269c31ab65b5de18e8e52b96f35d5bcd08c12b43e6878803
 UPSTREAM_SITE=https://tukaani.org/xz
 UPSTREAM_ARCHIVE=$ARCHIVE
 BUILD_SYSTEM=configure
+LICENSE=GPL-2.0-or-later
 CONFIGURE_ARGS='--disable-lzmadec --disable-lzmainfo --disable-lzma-links'
 POST_INSTALL=../xz.post-install