updated for version 7.4.567
Problem:    Non-ascii vertical separater characters are always redrawn.
Solution:   Compare only the one byte that's stored. (Thiago Padilha)
diff --git a/src/version.c b/src/version.c
index 6339bcb..8b3ecbe 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    567,
+/**/
     566,
 /**/
     565,