No usbhid-dump(1) nor 'lsusb -t' option under OpenBSD

--- Makefile.am.orig	Wed Dec 12 00:01:00 2012
+++ Makefile.am	Tue Mar 11 16:28:10 2014
@@ -1,6 +1,3 @@
-SUBDIRS = \
-	usbhid-dump
-
 AM_LDFLAGS = \
 	-Wl,--as-needed
 
@@ -17,7 +14,6 @@ bin_SCRIPTS = \
 
 lsusb_SOURCES = \
 	lsusb.c lsusb.h \
-	lsusb-t.c \
 	list.h \
 	names.c names.h \
 	usbmisc.c usbmisc.h
