patch 7.4.843
Problem:    Still possible to go beyond the end of a string.
Solution:   Check for NUL also in second string. (Dominique Pelle)
diff --git a/src/version.c b/src/version.c
index 37df414..215e03b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    843,
+/**/
     842,
 /**/
     841,