Fix support for 64-bit integers.

Change-Id: I4e2146a5fda41f280ee3f6f685a34f3cff28f05e
diff --git a/rs.spec b/rs.spec
index a1c0671..8a25a97 100644
--- a/rs.spec
+++ b/rs.spec
@@ -338,6 +338,12 @@
 	param int value
 	}
 
+ScriptSetVarJ {
+	param RsScript s
+	param uint32_t slot
+	param int64_t value
+	}
+
 ScriptSetVarF {
 	param RsScript s
 	param uint32_t slot