--- xemacs-21.4.21/lisp/info.el	2006-12-09 14:04:50.000000000 -0800
+++ xemacs-21.4.21/lisp/info.el.new	2008-01-18 13:14:05.000000000 -0800
@@ -476,6 +476,8 @@
 			      (".info.zip" . "unzip -c %s")
 			      (".y" . "cat %s | unyabba")
 			      ("info.y" . "cat %s | unyabba")
+			      (".lzma" . "unlzma --stdout %s")
+			      (".info.lzma" . "unlzma --stdout %s")
 			      ;; These ones are for MS-DOS filenames.
 			      (".inf" . nil)
 			      (".igz" . "gzip -dc %s")