updated for version 7.3.1143
Problem:    When mapping NUL it is displayed as an X.
Solution:   Check for KS_ZERO instead of K_ZERO. (Yasuhiro Matsumoto)
diff --git a/src/version.c b/src/version.c
index b3c7be5..2d0e42f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1143,
+/**/
     1142,
 /**/
     1141,