patch 7.4.1181
Problem:    free_tv() can't handle special variables. (Damien)
Solution:   Add the variable type.
diff --git a/src/version.c b/src/version.c
index ee6ac48..53f5ded 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1181,
+/**/
     1180,
 /**/
     1179,