--- jobs.c
+++ jobs.c	2013-07-12 12:19:03.000000000 +0000
@@ -219,7 +219,7 @@ int already_making_children = 0;
 
 /* If this is non-zero, $LINES and $COLUMNS are reset after every process
    exits from get_tty_state(). */
-int check_window_size;
+int check_window_size = 1;
 
 /* Functions local to this file. */
 
--- builtins/shopt.def
+++ builtins/shopt.def	2006-03-27 12:15:25.000000000 +0000
@@ -279,9 +279,9 @@ reset_shopt_options ()
   allow_null_glob_expansion = glob_dot_filenames = 0;
   cdable_vars = mail_warning = 0;
   no_exit_on_failed_exec = print_shift_error = 0;
-  check_hashed_filenames = cdspelling = expand_aliases = check_window_size = 0;
+  check_hashed_filenames = cdspelling = expand_aliases = 0;
 
-  source_uses_path = promptvars = 1;
+  check_window_size = source_uses_path = promptvars = 1;
 
 #if defined (EXTENDED_GLOB)
   extended_glob = 0;