We disable security, because chroot() does not work with our non-root usage.

With chdir() it's unsafe as a general network service, 
but can be used for bootstrapping on a local network.

diff -u -r ../busybox-1.23.1/networking/ftpd.c ./networking/ftpd.c
--- ../busybox-1.23.1/networking/ftpd.c	2015-01-27 03:51:46.000000000 -0500
+++ ./networking/ftpd.c	2015-02-06 16:38:33.202473045 -0500
@@ -1230,7 +1230,7 @@
 		G.root_fd = xopen("/", O_RDONLY | O_DIRECTORY);
 		close_on_exec_on(G.root_fd);
 #endif
-		xchroot(argv[0]);
+		xchdir(argv[0]);
 	}
 
 	/* RFC-959 Section 5.1