diff --git a/sys/kern/init_sysent.c b/sys/kern/init_sysent.c
index 2d7e453d52ff..be1a52fc122c 100644
--- a/sys/kern/init_sysent.c
+++ b/sys/kern/init_sysent.c
@@ -3,7 +3,7 @@
  *
  * DO NOT EDIT-- this file is automatically generated.
  * $FreeBSD$
- * created from FreeBSD: src/sys/kern/syscalls.master,v 1.147 2003/04/01 01:12:24 jeff Exp 
+ * created from FreeBSD: src/sys/kern/syscalls.master,v 1.149 2003/04/09 02:55:18 mike Exp 
  */
 
 #include "opt_compat.h"
@@ -464,4 +464,5 @@ struct sysent sysent[] = {
 	{ SYF_MPSAFE | AS(thr_kill_args), (sy_call_t *)thr_kill },	/* 433 = thr_kill */
 	{ SYF_MPSAFE | AS(_umtx_lock_args), (sy_call_t *)_umtx_lock },	/* 434 = _umtx_lock */
 	{ SYF_MPSAFE | AS(_umtx_unlock_args), (sy_call_t *)_umtx_unlock },	/* 435 = _umtx_unlock */
+	{ SYF_MPSAFE | AS(jail_attach_args), (sy_call_t *)jail_attach },	/* 436 = jail_attach */
 };
diff --git a/sys/kern/syscalls.c b/sys/kern/syscalls.c
index fa3ff7323286..2d9b71a38866 100644
--- a/sys/kern/syscalls.c
+++ b/sys/kern/syscalls.c
@@ -3,7 +3,7 @@
  *
  * DO NOT EDIT-- this file is automatically generated.
  * $FreeBSD$
- * created from FreeBSD: src/sys/kern/syscalls.master,v 1.147 2003/04/01 01:12:24 jeff Exp 
+ * created from FreeBSD: src/sys/kern/syscalls.master,v 1.149 2003/04/09 02:55:18 mike Exp 
  */
 
 const char *syscallnames[] = {
@@ -443,4 +443,5 @@ const char *syscallnames[] = {
 	"thr_kill",			/* 433 = thr_kill */
 	"_umtx_lock",			/* 434 = _umtx_lock */
 	"_umtx_unlock",			/* 435 = _umtx_unlock */
+	"jail_attach",			/* 436 = jail_attach */
 };
diff --git a/sys/sys/syscall.h b/sys/sys/syscall.h
index b8597e91b788..99c3e4fd05e0 100644
--- a/sys/sys/syscall.h
+++ b/sys/sys/syscall.h
@@ -3,7 +3,7 @@
  *
  * DO NOT EDIT-- this file is automatically generated.
  * $FreeBSD$
- * created from FreeBSD: src/sys/kern/syscalls.master,v 1.147 2003/04/01 01:12:24 jeff Exp 
+ * created from FreeBSD: src/sys/kern/syscalls.master,v 1.149 2003/04/09 02:55:18 mike Exp 
  */
 
 #define	SYS_syscall	0
@@ -343,4 +343,5 @@
 #define	SYS_thr_kill	433
 #define	SYS__umtx_lock	434
 #define	SYS__umtx_unlock	435
-#define	SYS_MAXSYSCALL	436
+#define	SYS_jail_attach	436
+#define	SYS_MAXSYSCALL	437
diff --git a/sys/sys/syscall.mk b/sys/sys/syscall.mk
index 632d4dcfb0dc..923e7706248b 100644
--- a/sys/sys/syscall.mk
+++ b/sys/sys/syscall.mk
@@ -1,7 +1,7 @@
 # FreeBSD system call names.
 # DO NOT EDIT-- this file is automatically generated.
 # $FreeBSD$
-# created from FreeBSD: src/sys/kern/syscalls.master,v 1.147 2003/04/01 01:12:24 jeff Exp 
+# created from FreeBSD: src/sys/kern/syscalls.master,v 1.149 2003/04/09 02:55:18 mike Exp 
 MIASM =  \
 	syscall.o \
 	exit.o \
@@ -288,4 +288,5 @@ MIASM =  \
 	thr_self.o \
 	thr_kill.o \
 	_umtx_lock.o \
-	_umtx_unlock.o
+	_umtx_unlock.o \
+	jail_attach.o
diff --git a/sys/sys/sysproto.h b/sys/sys/sysproto.h
index 39525d2eedb9..f7abf11aa191 100644
--- a/sys/sys/sysproto.h
+++ b/sys/sys/sysproto.h
@@ -3,7 +3,7 @@
  *
  * DO NOT EDIT-- this file is automatically generated.
  * $FreeBSD$
- * created from FreeBSD: src/sys/kern/syscalls.master,v 1.147 2003/04/01 01:12:24 jeff Exp 
+ * created from FreeBSD: src/sys/kern/syscalls.master,v 1.149 2003/04/09 02:55:18 mike Exp 
  */
 
 #ifndef _SYS_SYSPROTO_H_
@@ -1261,6 +1261,9 @@ struct _umtx_lock_args {
 struct _umtx_unlock_args {
 	char umtx_l_[PADL_(struct umtx *)]; struct umtx * umtx; char umtx_r_[PADR_(struct umtx *)];
 };
+struct jail_attach_args {
+	char jid_l_[PADL_(int)]; int jid; char jid_r_[PADR_(int)];
+};
 int	nosys(struct thread *, struct nosys_args *);
 void	sys_exit(struct thread *, struct sys_exit_args *);
 int	fork(struct thread *, struct fork_args *);
@@ -1546,6 +1549,7 @@ int	thr_self(struct thread *, struct thr_self_args *);
 int	thr_kill(struct thread *, struct thr_kill_args *);
 int	_umtx_lock(struct thread *, struct _umtx_lock_args *);
 int	_umtx_unlock(struct thread *, struct _umtx_unlock_args *);
+int	jail_attach(struct thread *, struct jail_attach_args *);
 
 #ifdef COMPAT_43