--- Makefile.orig	Wed Jul 19 21:27:48 2006
+++ Makefile	Wed Jul 19 21:43:08 2006
@@ -2,14 +2,19 @@
 
 PROG=	linux_kdump
 SRCS=	kdump.c linux_ioctl.c subr.c syscallnames.c
+.if exists(${SRCDIR}/usr.bin/kdump/kdump_subr.h)
+SRCS+=	kdump_subr.c
+CLEANFILES+=kdump_subr.c
+.endif
 CLEANFILES+=linux_ioctl.c syscallnames.c
 
 BINDIR=	/bin
 DESTDIR=${PREFIX}
 MANDIR=	/man/man
 SRCDIR?=/usr/src
+LINUXBASE?=/compat/linux
 
-CFLAGS+=-I${SRCDIR}/usr.bin/ktrace -I${SRCDIR}
+CFLAGS+=-I${SRCDIR}/usr.bin/ktrace -I${SRCDIR}/usr.bin/kdump -I${SRCDIR}
 .PATH:	${SRCDIR}/usr.bin/ktrace
 
 default:	depend all
@@ -22,5 +27,10 @@
 
 linux_ioctl.c: mkioctls.linux
 	/bin/sh ${.CURDIR}/mkioctls.linux
+
+.if exists(${SRCDIR}/usr.bin/kdump/kdump_subr.h)
+kdump_subr.c: ${SRCDIR}/usr.bin/kdump/mksubr
+	/bin/sh ${SRCDIR}/usr.bin/kdump/mksubr ${LINUXBASE}/usr/include > ${.TARGET}
+.endif
 
 .include <bsd.prog.mk>