This patch, put together by Manuel Novoa III, is a merge of work
done by Evin Robertson (bug#1105) and work from Manuel to make
usage messages occupy less space and simplify how usage messages
are displayed.
diff --git a/coreutils/chroot.c b/coreutils/chroot.c
index cd8101e..e721e1f 100644
--- a/coreutils/chroot.c
+++ b/coreutils/chroot.c
@@ -33,7 +33,7 @@
 	char *prog;
 
 	if ((argc < 2) || (**(argv + 1) == '-')) {
-		usage(chroot_usage);
+		show_usage();
 	}
 	argc--;
 	argv++;