Index: head/sbin/dhclient/Makefile
===================================================================
--- head/sbin/dhclient/Makefile	(revision 338542)
+++ head/sbin/dhclient/Makefile	(revision 338543)
@@ -1,58 +1,60 @@
 # $OpenBSD: Makefile,v 1.9 2004/05/04 12:52:05 henning Exp $
 # $FreeBSD$
 #
 # Copyright (c) 1996, 1997 The Internet Software Consortium.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
 #
 # 1. Redistributions of source code must retain the above copyright
 #    notice, this list of conditions and the following disclaimer.
 # 2. Redistributions in binary form must reproduce the above copyright
 #    notice, this list of conditions and the following disclaimer in the
 #    documentation and/or other materials provided with the distribution.
 # 3. Neither the name of The Internet Software Consortium nor the names of its
 #    contributors may be used to endorse or promote products derived
 #    from this software without specific prior written permission.
 #
 # THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
 # CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 # FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
 # THE INTERNET SOFTWARE CONSORTIUM OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 # INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 # STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 # OF THE POSSIBILITY OF SUCH DAMAGE.
 #
 
 .include <src.opts.mk>
 
 PACKAGE=runtime
 SRCS=	dhclient.c clparse.c alloc.c dispatch.c hash.c bpf.c options.c \
 	tree.c conflex.c errwarn.c inet.c packet.c convert.c tables.c \
 	parse.c privsep.c
 
 PROG=	dhclient
 SCRIPTS=dhclient-script
 MAN=	dhclient.8 dhclient.conf.5 dhclient.leases.5 dhcp-options.5 \
 	dhclient-script.8
 LIBADD=	util
 
-.if ${MK_CASPER} != "no" && !defined(RESCUE)
+.if ${MK_DYNAMICROOT} == "no"
+.warning ${PROG} built without libcasper support
+.elif ${MK_CASPER} != "no" && !defined(RESCUE)
 LIBADD+=        casper
 LIBADD+=        cap_syslog
 CFLAGS+=-DWITH_CASPER
 .endif
 
 NO_WCAST_ALIGN=	yes
 
 HAS_TESTS=
 SUBDIR.${MK_TESTS}+= tests
 
 .include <bsd.prog.mk>
Index: head/sbin/ping/Makefile
===================================================================
--- head/sbin/ping/Makefile	(revision 338542)
+++ head/sbin/ping/Makefile	(revision 338543)
@@ -1,25 +1,27 @@
 #	@(#)Makefile	8.1 (Berkeley) 6/5/93
 # $FreeBSD$
 
 .include <src.opts.mk>
 
 PACKAGE=runtime
 PROG=	ping
 MAN=	ping.8
 BINOWN=	root
 BINMODE=4555
 WARNS?=	3
 LIBADD=	m
 
-.if ${MK_CASPER} != "no" && !defined(RESCUE)
+.if ${MK_DYNAMICROOT} == "no"
+.warning ${PROG} built without libcasper support
+.elif ${MK_CASPER} != "no" && !defined(RESCUE)
 LIBADD+=	casper
 LIBADD+=	cap_dns
 CFLAGS+=-DWITH_CASPER
 .endif
 
 .if !defined(RELEASE_CRUNCH)
 CFLAGS+=-DIPSEC
 LIBADD+=	ipsec
 .endif
 
 .include <bsd.prog.mk>