updated for version 7.4.247

Problem:    When passing input to system() there is no way to keep NUL and
            NL characters separate.
Solution:   Optionally use a list for the system() input. (ZyX)

src/version.c

@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    247,
 /**/
     246,
 /**/