diff --git a/sys/kern/init_sysent.c b/sys/kern/init_sysent.c
index c2583805f24..3a8b931d4d5 100644
--- a/sys/kern/init_sysent.c
+++ b/sys/kern/init_sysent.c
@@ -2,7 +2,7 @@
  * System call switch table.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	Id: syscalls.master,v 1.55 1998/11/11 12:45:14 peter Exp 
+ * created from	Id: syscalls.master,v 1.57 1999/04/04 21:41:16 dt Exp 
  */
 
 #include "opt_compat.h"
@@ -192,8 +192,8 @@ struct sysent sysent[] = {
 	{ 6, (sy_call_t *)msgsys },			/* 170 = msgsys */
 	{ 4, (sy_call_t *)shmsys },			/* 171 = shmsys */
 	{ 0, (sy_call_t *)nosys },			/* 172 = nosys */
-	{ 5, (sy_call_t *)pread },			/* 173 = pread */
-	{ 5, (sy_call_t *)pwrite },			/* 174 = pwrite */
+	{ 6, (sy_call_t *)pread },			/* 173 = pread */
+	{ 6, (sy_call_t *)pwrite },			/* 174 = pwrite */
 	{ 0, (sy_call_t *)nosys },			/* 175 = nosys */
 	{ 1, (sy_call_t *)ntp_adjtime },		/* 176 = ntp_adjtime */
 	{ 0, (sy_call_t *)nosys },			/* 177 = sfork */
diff --git a/sys/kern/syscalls.c b/sys/kern/syscalls.c
index d0d12f3f578..bd494098429 100644
--- a/sys/kern/syscalls.c
+++ b/sys/kern/syscalls.c
@@ -2,7 +2,7 @@
  * System call names.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	Id: syscalls.master,v 1.55 1998/11/11 12:45:14 peter Exp 
+ * created from	Id: syscalls.master,v 1.57 1999/04/04 21:41:16 dt Exp 
  */
 
 char *syscallnames[] = {
diff --git a/sys/sys/syscall-hide.h b/sys/sys/syscall-hide.h
index 11b5b2c1f51..e7feea16d93 100644
--- a/sys/sys/syscall-hide.h
+++ b/sys/sys/syscall-hide.h
@@ -2,7 +2,7 @@
  * System call hiders.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	Id: syscalls.master,v 1.55 1998/11/11 12:45:14 peter Exp 
+ * created from	Id: syscalls.master,v 1.57 1999/04/04 21:41:16 dt Exp 
  */
 
 HIDE_POSIX(fork)
diff --git a/sys/sys/syscall.h b/sys/sys/syscall.h
index b4fcab996bc..f20a43d80ae 100644
--- a/sys/sys/syscall.h
+++ b/sys/sys/syscall.h
@@ -2,7 +2,7 @@
  * System call numbers.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	Id: syscalls.master,v 1.55 1998/11/11 12:45:14 peter Exp 
+ * created from	Id: syscalls.master,v 1.57 1999/04/04 21:41:16 dt Exp 
  */
 
 #define	SYS_syscall	0
diff --git a/sys/sys/syscall.mk b/sys/sys/syscall.mk
index 9e7e23c87fd..732435c49c3 100644
--- a/sys/sys/syscall.mk
+++ b/sys/sys/syscall.mk
@@ -1,6 +1,6 @@
 # FreeBSD system call names.
 # DO NOT EDIT-- this file is automatically generated.
-# created from	Id: syscalls.master,v 1.55 1998/11/11 12:45:14 peter Exp 
+# created from	Id: syscalls.master,v 1.57 1999/04/04 21:41:16 dt Exp 
 MIASM =  \
 	syscall.o \
 	exit.o \
diff --git a/sys/sys/sysproto.h b/sys/sys/sysproto.h
index 7a7d1bc80fd..7c18bd18ba8 100644
--- a/sys/sys/sysproto.h
+++ b/sys/sys/sysproto.h
@@ -2,7 +2,7 @@
  * System call prototypes.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	Id: syscalls.master,v 1.55 1998/11/11 12:45:14 peter Exp 
+ * created from	Id: syscalls.master,v 1.57 1999/04/04 21:41:16 dt Exp 
  */
 
 #ifndef _SYS_SYSPROTO_H_
@@ -546,12 +546,14 @@ struct	pread_args {
 	int	fd;	char fd_[PAD_(int)];
 	void *	buf;	char buf_[PAD_(void *)];
 	size_t	nbyte;	char nbyte_[PAD_(size_t)];
+	int	pad;	char pad_[PAD_(int)];
 	off_t	offset;	char offset_[PAD_(off_t)];
 };
 struct	pwrite_args {
 	int	fd;	char fd_[PAD_(int)];
 	const void *	buf;	char buf_[PAD_(const void *)];
 	size_t	nbyte;	char nbyte_[PAD_(size_t)];
+	int	pad;	char pad_[PAD_(int)];
 	off_t	offset;	char offset_[PAD_(off_t)];
 };
 struct	ntp_adjtime_args {