patch 7.4.2124
Problem:    diffmode test leaves files behind, breaking another test.
Solution:   Delete the files.
diff --git a/src/version.c b/src/version.c
index ae7b4de..9c77102 100644
--- a/src/version.c
+++ b/src/version.c
@@ -764,6 +764,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2124,
+/**/
     2123,
 /**/
     2122,