patch 7.4.985
Problem:    Can't build with Ruby 2.3.0.
Solution:   Use the new TypedData_XXX macro family instead of Data_XXX. Use
            TypedData. (Ken Takata)
diff --git a/src/version.c b/src/version.c
index 5a5a59c..d46aeae 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    985,
+/**/
     984,
 /**/
     983,