patch 7.4.997
Problem:    "make shadow" was sometimes broken.
Solution:   Add a test for it. (James McCoy, closes #520)
diff --git a/src/version.c b/src/version.c
index 1df2b6aa..baab661 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    997,
+/**/
     996,
 /**/
     995,