Set have_lzma to fix the output.
diff --git a/configure.ac b/configure.ac
index fee585d..f021f0a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2522,6 +2522,8 @@
   AC_MSG_RESULT([-------------------------------------------------------------])
   PKG_CHECK_MODULES(LZMA,[liblzma >= 2.9.0], have_lzma=yes, have_lzma=no)
   AC_MSG_RESULT([])
+else
+  have_lzma=no
 fi
 
 if test "$have_lzma" = 'yes'; then