--- Revision 5626
+++ Revision 5627
@@ -1700,6 +1700,7 @@
 	sigaction(SIGTSTP, &sa, NULL);
 	sigaction(SIGTTIN, &sa, NULL);
 	sigaction(SIGTTOU, &sa, NULL);
+	sigaction(SIGXFSZ, &sa, NULL);
 
 	sa.sa_handler = child_handler;
 	sa.sa_flags = SA_NOCLDSTOP;