updated for version 7.4.254
Problem:    Smack support detection is incomplete.
Solution:   Check for attr/xattr.h and specific macro.
diff --git a/src/version.c b/src/version.c
index 365ee5a..e236ae8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    254,
+/**/
     253,
 /**/
     252,