updated for version 7.4.657
Problem:    Compiler warnings for pointer mismatch.
Solution:   Add a typecast. (John Marriott)
diff --git a/src/version.c b/src/version.c
index 7a3579a..0e39cfb 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    657,
+/**/
     656,
 /**/
     655,