patch 9.0.0411: only created files can be cleaned up with one call
Problem: Only created files can be cleaned up with one call.
Solution: Add flags to mkdir() to delete with a deferred function.
Expand the writefile() name to a full path to handle changing
directory.
diff --git a/src/version.c b/src/version.c
index 0d6cc89..78a1ae0 100644
--- a/src/version.c
+++ b/src/version.c
@@ -704,6 +704,8 @@
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 411,
+/**/
410,
/**/
409,