updated for version 7.3.423
Problem:    Small mistakes in comments, proto and indent.
Solution:   Fix the mistakes.

Also update runtime files
diff --git a/src/version.c b/src/version.c
index 545e42f..be5ef96 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    423,
+/**/
     422,
 /**/
     421,