patch 7.4.1262
Problem:    The channel callback is not invoked.
Solution:   Make a list of pending callbacks.
diff --git a/src/version.c b/src/version.c
index 1fbc721..f76e3c5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1262,
+/**/
     1261,
 /**/
     1260,