patch 7.4.1797
Problem:    Warning from Windows 64 bit compiler.
Solution:   Change int to size_t. (Mike Williams)
diff --git a/src/version.c b/src/version.c
index e4a4cfa..4fb17c4 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1797,
+/**/
     1796,
 /**/
     1795,