syscall/arm: correct 64-bit system call arguments

Thanks to kaib for the tip.

R=ken2
CC=golang-dev
https://golang.org/cl/2596043

src/pkg/syscall/asm_linux_arm.s

@@ -48,8 +48,8 @@ TEXT	·Syscall6(SB),7,$0
 	MOVW	24(SP), R4
 	MOVW	28(SP), R5
 	SWI		$0
-	MOVW	$0xfffff001, R1
+	MOVW	$0xfffff001, R6
-	CMP		R1, R0
+	CMP		R6, R0
 	BLS		ok6
 	MOVW	$-1, R1
 	MOVW	R1, 32(SP)	// r1
@@ -61,12 +61,44 @@ TEXT	·Syscall6(SB),7,$0
 	RET
 ok6:
 	MOVW	R0, 32(SP) // r1
+	MOVW	R1, 36(SP)	// r2
 	MOVW	$0, R0
-	MOVW	R0, 36(SP)	// r2
 	MOVW	R0, 40(SP)	// errno
 	BL		runtime·exitsyscall(SB)
 	RET
 
+#define SYS__LLSEEK 140  /* from zsysnum_linux_arm.go */
+// func Seek(fd int, offset int64, whence int) (newoffset int64, errno int)
+// Implemented in assembly to avoid allocation when
+// taking the address of the return value newoffset.
+// Underlying system call is
+//	llseek(int fd, int offhi, int offlo, int64 *result, int whence)
+TEXT ·Seek(SB),7,$0
+	BL	runtime·entersyscall(SB)
+	MOVW	$SYS__LLSEEK, R7	// syscall entry
+	MOVW	4(SP), R0	// fd
+	MOVW	12(SP), R1	// offset-high
+	MOVW	8(SP), R2	// offset-low
+	MOVW	$20(SP), R3
+	MOVW	16(SP), R4	// whence
+	SWI	$0
+	MOVW	$0xfffff001, R6
+	CMP	R6, R0
+	BLS	okseek
+	MOVW	$0, R1
+	MOVW	R1, 20(SP)
+	MOVW	R1, 24(SP)
+	RSB	$0, R0, R0
+	MOVW	R0, 28(SP)	// errno
+	BL	runtime·exitsyscall(SB)
+	RET
+okseek:
+	// system call filled in newoffset already
+	MOVW	$0, R0
+	MOVW	R0, 28(SP)	// errno
+	BL	runtime·exitsyscall(SB)
+	RET	
+
 // func RawSyscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr);
 TEXT ·RawSyscall(SB),7,$0
 	MOVW	4(SP), R7	// syscall entry
@@ -90,3 +122,4 @@ ok1:
 	MOVW	R0, 24(SP)	// r2
 	MOVW	R0, 28(SP)	// errno
 	RET
+

src/pkg/syscall/syscall_linux.go

@@ -646,8 +646,6 @@ func PtraceDetach(pid int) (errno int) { return ptrace(PTRACE_DETACH, pid, 0, 0)
 //sys	Nanosleep(time *Timespec, leftover *Timespec) (errno int)
 //sys	Pause() (errno int)
 //sys	PivotRoot(newroot string, putold string) (errno int) = SYS_PIVOT_ROOT
-//sys	Pread(fd int, p []byte, offset int64) (n int, errno int) = SYS_PREAD64
-//sys	Pwrite(fd int, p []byte, offset int64) (n int, errno int) = SYS_PWRITE64
 //sys	Read(fd int, p []byte) (n int, errno int)
 //sys	Readlink(path string, buf []byte) (n int, errno int)
 //sys	Rename(oldpath string, newpath string) (errno int)

src/pkg/syscall/syscall_linux_386.go

@@ -38,6 +38,8 @@ func NsecToTimeval(nsec int64) (tv Timeval) {
 //sys	Iopl(level int) (errno int)
 //sys	Lchown(path string, uid int, gid int) (errno int) = SYS_LCHOWN32
 //sys	Lstat(path string, stat *Stat_t) (errno int) = SYS_LSTAT64
+//sys	Pread(fd int, p []byte, offset int64) (n int, errno int) = SYS_PREAD64
+//sys	Pwrite(fd int, p []byte, offset int64) (n int, errno int) = SYS_PWRITE64
 //sys	Setfsgid(gid int) (errno int) = SYS_SETFSGID32
 //sys	Setfsuid(uid int) (errno int) = SYS_SETFSUID32
 //sys	Setgid(gid int) (errno int) = SYS_SETGID32

src/pkg/syscall/syscall_linux_amd64.go

@@ -17,6 +17,8 @@ package syscall
 //sys	Lchown(path string, uid int, gid int) (errno int)
 //sys	Listen(s int, n int) (errno int)
 //sys	Lstat(path string, stat *Stat_t) (errno int)
+//sys	Pread(fd int, p []byte, offset int64) (n int, errno int) = SYS_PREAD64
+//sys	Pwrite(fd int, p []byte, offset int64) (n int, errno int) = SYS_PWRITE64
 //sys	Seek(fd int, offset int64, whence int) (off int64, errno int) = SYS_LSEEK
 //sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, errno int)
 //sys	Setfsgid(gid int) (errno int)

src/pkg/syscall/syscall_linux_arm.go

@@ -4,6 +4,8 @@
 
 package syscall
 
+import "unsafe"
+
 func Getpagesize() int { return 4096 }
 
 func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
@@ -21,6 +23,35 @@ func NsecToTimeval(nsec int64) (tv Timeval) {
 	return
 }
 
+// Pread and Pwrite are special: they insert padding before the int64.
+// (Ftruncate and truncate are not; go figure.)
+
+func Pread(fd int, p []byte, offset int64) (n int, errno int) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	}
+	r0, _, e1 := Syscall6(SYS_PREAD64, uintptr(fd), uintptr(_p0), uintptr(len(p)), 0, uintptr(offset), uintptr(offset>>32))
+	n = int(r0)
+	errno = int(e1)
+	return
+}
+
+func Pwrite(fd int, p []byte, offset int64) (n int, errno int) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	}
+	r0, _, e1 := Syscall6(SYS_PWRITE64, uintptr(fd), uintptr(_p0), uintptr(len(p)), 0, uintptr(offset), uintptr(offset>>32))
+	n = int(r0)
+	errno = int(e1)
+	return
+}
+
+// Seek is defined in assembly.
+
+func Seek(fd int, offset int64, whence int) (newoffset int64, errno int)
+
 //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, errno int)
 //sys	bind(s int, addr uintptr, addrlen _Socklen) (errno int)
 //sys	connect(s int, addr uintptr, addrlen _Socklen) (errno int)
@@ -45,7 +76,6 @@ func NsecToTimeval(nsec int64) (tv Timeval) {
 //sys	Lchown(path string, uid int, gid int) (errno int)
 //sys	Listen(s int, n int) (errno int)
 //sys	Lstat(path string, stat *Stat_t) (errno int) = SYS_LSTAT64
-//sys	Seek(fd int, offset int64, whence int) (off int64, errno int) = SYS_LSEEK
 //sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, errno int) = SYS__NEWSELECT
 //sys	Setfsgid(gid int) (errno int)
 //sys	Setfsuid(uid int) (errno int)

src/pkg/syscall/zsyscall_linux_386.go

@@ -472,32 +472,6 @@ func PivotRoot(newroot string, putold string) (errno int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func Pread(fd int, p []byte, offset int64) (n int, errno int) {
-	var _p0 unsafe.Pointer
-	if len(p) > 0 {
-		_p0 = unsafe.Pointer(&p[0])
-	}
-	r0, _, e1 := Syscall6(SYS_PREAD64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
-	n = int(r0)
-	errno = int(e1)
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func Pwrite(fd int, p []byte, offset int64) (n int, errno int) {
-	var _p0 unsafe.Pointer
-	if len(p) > 0 {
-		_p0 = unsafe.Pointer(&p[0])
-	}
-	r0, _, e1 := Syscall6(SYS_PWRITE64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
-	n = int(r0)
-	errno = int(e1)
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Read(fd int, p []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(p) > 0 {
@@ -862,6 +836,32 @@ func Lstat(path string, stat *Stat_t) (errno int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Pread(fd int, p []byte, offset int64) (n int, errno int) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	}
+	r0, _, e1 := Syscall6(SYS_PREAD64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
+	n = int(r0)
+	errno = int(e1)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pwrite(fd int, p []byte, offset int64) (n int, errno int) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	}
+	r0, _, e1 := Syscall6(SYS_PWRITE64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
+	n = int(r0)
+	errno = int(e1)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setfsgid(gid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETFSGID32, uintptr(gid), 0, 0)
 	errno = int(e1)

src/pkg/syscall/zsyscall_linux_amd64.go

@@ -472,32 +472,6 @@ func PivotRoot(newroot string, putold string) (errno int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func Pread(fd int, p []byte, offset int64) (n int, errno int) {
-	var _p0 unsafe.Pointer
-	if len(p) > 0 {
-		_p0 = unsafe.Pointer(&p[0])
-	}
-	r0, _, e1 := Syscall6(SYS_PREAD64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
-	n = int(r0)
-	errno = int(e1)
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func Pwrite(fd int, p []byte, offset int64) (n int, errno int) {
-	var _p0 unsafe.Pointer
-	if len(p) > 0 {
-		_p0 = unsafe.Pointer(&p[0])
-	}
-	r0, _, e1 := Syscall6(SYS_PWRITE64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
-	n = int(r0)
-	errno = int(e1)
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Read(fd int, p []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(p) > 0 {
@@ -878,6 +852,32 @@ func Lstat(path string, stat *Stat_t) (errno int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Pread(fd int, p []byte, offset int64) (n int, errno int) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	}
+	r0, _, e1 := Syscall6(SYS_PREAD64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
+	n = int(r0)
+	errno = int(e1)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pwrite(fd int, p []byte, offset int64) (n int, errno int) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	}
+	r0, _, e1 := Syscall6(SYS_PWRITE64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
+	n = int(r0)
+	errno = int(e1)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Seek(fd int, offset int64, whence int) (off int64, errno int) {
 	r0, _, e1 := Syscall(SYS_LSEEK, uintptr(fd), uintptr(offset), uintptr(whence))
 	off = int64(r0)

src/pkg/syscall/zsyscall_linux_arm.go

@@ -5,6 +5,8 @@ package syscall
 
 import "unsafe"
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func open(path string, mode int, perm uint32) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_OPEN, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), uintptr(perm))
 	fd = int(r0)
@@ -12,6 +14,8 @@ func open(path string, mode int, perm uint32) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func openat(dirfd int, path string, flags int, mode uint32) (fd int, errno int) {
 	r0, _, e1 := Syscall6(SYS_OPENAT, uintptr(dirfd), uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(flags), uintptr(mode), 0, 0)
 	fd = int(r0)
@@ -19,24 +23,32 @@ func openat(dirfd int, path string, flags int, mode uint32) (fd int, errno int)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func pipe(p *[2]_C_int) (errno int) {
 	_, _, e1 := Syscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func utimes(path string, times *[2]Timeval) (errno int) {
 	_, _, e1 := Syscall(SYS_UTIMES, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(unsafe.Pointer(times)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func futimesat(dirfd int, path *byte, times *[2]Timeval) (errno int) {
 	_, _, e1 := Syscall(SYS_FUTIMESAT, uintptr(dirfd), uintptr(unsafe.Pointer(path)), uintptr(unsafe.Pointer(times)))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getcwd(buf []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(buf) > 0 {
@@ -48,6 +60,8 @@ func Getcwd(buf []byte) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, errno int) {
 	r0, _, e1 := Syscall6(SYS_WAIT4, uintptr(pid), uintptr(unsafe.Pointer(wstatus)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0, 0)
 	wpid = int(r0)
@@ -55,24 +69,32 @@ func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func ptrace(request int, pid int, addr uintptr, data uintptr) (errno int) {
 	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (errno int) {
 	_, _, e1 := Syscall(SYS_ACCESS, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Acct(path string) (errno int) {
 	_, _, e1 := Syscall(SYS_ACCT, uintptr(unsafe.Pointer(StringBytePtr(path))), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Adjtimex(buf *Timex) (state int, errno int) {
 	r0, _, e1 := Syscall(SYS_ADJTIMEX, uintptr(unsafe.Pointer(buf)), 0, 0)
 	state = int(r0)
@@ -80,30 +102,40 @@ func Adjtimex(buf *Timex) (state int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Chdir(path string) (errno int) {
 	_, _, e1 := Syscall(SYS_CHDIR, uintptr(unsafe.Pointer(StringBytePtr(path))), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Chmod(path string, mode uint32) (errno int) {
 	_, _, e1 := Syscall(SYS_CHMOD, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Chroot(path string) (errno int) {
 	_, _, e1 := Syscall(SYS_CHROOT, uintptr(unsafe.Pointer(StringBytePtr(path))), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Close(fd int) (errno int) {
 	_, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Creat(path string, mode uint32) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_CREAT, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
 	fd = int(r0)
@@ -111,6 +143,8 @@ func Creat(path string, mode uint32) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Dup(oldfd int) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_DUP, uintptr(oldfd), 0, 0)
 	fd = int(r0)
@@ -118,6 +152,8 @@ func Dup(oldfd int) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Dup2(oldfd int, newfd int) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
 	fd = int(r0)
@@ -125,6 +161,8 @@ func Dup2(oldfd int, newfd int) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func EpollCreate(size int) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
 	fd = int(r0)
@@ -132,12 +170,16 @@ func EpollCreate(size int) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func EpollCtl(epfd int, op int, fd int, event *EpollEvent) (errno int) {
 	_, _, e1 := Syscall6(SYS_EPOLL_CTL, uintptr(epfd), uintptr(op), uintptr(fd), uintptr(unsafe.Pointer(event)), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -149,47 +191,63 @@ func EpollWait(epfd int, events []EpollEvent, msec int) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Exit(code int) {
 	Syscall(SYS_EXIT_GROUP, uintptr(code), 0, 0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Faccessat(dirfd int, path string, mode uint32, flags int) (errno int) {
 	_, _, e1 := Syscall6(SYS_FACCESSAT, uintptr(dirfd), uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), uintptr(flags), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fallocate(fd int, mode uint32, off int64, len int64) (errno int) {
 	_, _, e1 := Syscall6(SYS_FALLOCATE, uintptr(fd), uintptr(mode), uintptr(off), uintptr(off>>32), uintptr(len), uintptr(len>>32))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fchdir(fd int) (errno int) {
 	_, _, e1 := Syscall(SYS_FCHDIR, uintptr(fd), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fchmod(fd int, mode uint32) (errno int) {
 	_, _, e1 := Syscall(SYS_FCHMOD, uintptr(fd), uintptr(mode), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fchmodat(dirfd int, path string, mode uint32, flags int) (errno int) {
 	_, _, e1 := Syscall6(SYS_FCHMODAT, uintptr(dirfd), uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), uintptr(flags), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fchownat(dirfd int, path string, uid int, gid int, flags int) (errno int) {
 	_, _, e1 := Syscall6(SYS_FCHOWNAT, uintptr(dirfd), uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(uid), uintptr(gid), uintptr(flags), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func fcntl(fd int, cmd int, arg int) (val int, errno int) {
 	r0, _, e1 := Syscall(SYS_FCNTL, uintptr(fd), uintptr(cmd), uintptr(arg))
 	val = int(r0)
@@ -197,24 +255,32 @@ func fcntl(fd int, cmd int, arg int) (val int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fdatasync(fd int) (errno int) {
 	_, _, e1 := Syscall(SYS_FDATASYNC, uintptr(fd), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fsync(fd int) (errno int) {
 	_, _, e1 := Syscall(SYS_FSYNC, uintptr(fd), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Ftruncate(fd int, length int64) (errno int) {
 	_, _, e1 := Syscall(SYS_FTRUNCATE, uintptr(fd), uintptr(length), uintptr(length>>32))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getdents(fd int, buf []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(buf) > 0 {
@@ -226,6 +292,8 @@ func Getdents(fd int, buf []byte) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getpgid(pid int) (pgid int, errno int) {
 	r0, _, e1 := Syscall(SYS_GETPGID, uintptr(pid), 0, 0)
 	pgid = int(r0)
@@ -233,42 +301,56 @@ func Getpgid(pid int) (pgid int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getpgrp() (pid int) {
 	r0, _, _ := Syscall(SYS_GETPGRP, 0, 0, 0)
 	pid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getpid() (pid int) {
 	r0, _, _ := Syscall(SYS_GETPID, 0, 0, 0)
 	pid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getppid() (ppid int) {
 	r0, _, _ := Syscall(SYS_GETPPID, 0, 0, 0)
 	ppid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getrlimit(resource int, rlim *Rlimit) (errno int) {
 	_, _, e1 := Syscall(SYS_GETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getrusage(who int, rusage *Rusage) (errno int) {
 	_, _, e1 := Syscall(SYS_GETRUSAGE, uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Gettid() (tid int) {
 	r0, _, _ := Syscall(SYS_GETTID, 0, 0, 0)
 	tid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func InotifyAddWatch(fd int, pathname string, mask uint32) (watchdesc int, errno int) {
 	r0, _, e1 := Syscall(SYS_INOTIFY_ADD_WATCH, uintptr(fd), uintptr(unsafe.Pointer(StringBytePtr(pathname))), uintptr(mask))
 	watchdesc = int(r0)
@@ -276,6 +358,8 @@ func InotifyAddWatch(fd int, pathname string, mask uint32) (watchdesc int, errno
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func InotifyInit() (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_INOTIFY_INIT, 0, 0, 0)
 	fd = int(r0)
@@ -283,6 +367,8 @@ func InotifyInit() (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func InotifyInit1(flags int) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_INOTIFY_INIT1, uintptr(flags), 0, 0)
 	fd = int(r0)
@@ -290,6 +376,8 @@ func InotifyInit1(flags int) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func InotifyRmWatch(fd int, watchdesc uint32) (success int, errno int) {
 	r0, _, e1 := Syscall(SYS_INOTIFY_RM_WATCH, uintptr(fd), uintptr(watchdesc), 0)
 	success = int(r0)
@@ -297,12 +385,16 @@ func InotifyRmWatch(fd int, watchdesc uint32) (success int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Kill(pid int, sig int) (errno int) {
 	_, _, e1 := Syscall(SYS_KILL, uintptr(pid), uintptr(sig), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Klogctl(typ int, buf []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(buf) > 0 {
@@ -314,75 +406,71 @@ func Klogctl(typ int, buf []byte) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Link(oldpath string, newpath string) (errno int) {
 	_, _, e1 := Syscall(SYS_LINK, uintptr(unsafe.Pointer(StringBytePtr(oldpath))), uintptr(unsafe.Pointer(StringBytePtr(newpath))), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Mkdir(path string, mode uint32) (errno int) {
 	_, _, e1 := Syscall(SYS_MKDIR, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Mkdirat(dirfd int, path string, mode uint32) (errno int) {
 	_, _, e1 := Syscall(SYS_MKDIRAT, uintptr(dirfd), uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Mknod(path string, mode uint32, dev int) (errno int) {
 	_, _, e1 := Syscall(SYS_MKNOD, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), uintptr(dev))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Mknodat(dirfd int, path string, mode uint32, dev int) (errno int) {
 	_, _, e1 := Syscall6(SYS_MKNODAT, uintptr(dirfd), uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), uintptr(dev), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Nanosleep(time *Timespec, leftover *Timespec) (errno int) {
 	_, _, e1 := Syscall(SYS_NANOSLEEP, uintptr(unsafe.Pointer(time)), uintptr(unsafe.Pointer(leftover)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Pause() (errno int) {
 	_, _, e1 := Syscall(SYS_PAUSE, 0, 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func PivotRoot(newroot string, putold string) (errno int) {
 	_, _, e1 := Syscall(SYS_PIVOT_ROOT, uintptr(unsafe.Pointer(StringBytePtr(newroot))), uintptr(unsafe.Pointer(StringBytePtr(putold))), 0)
 	errno = int(e1)
 	return
 }
 
-func Pread(fd int, p []byte, offset int64) (n int, errno int) {
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-	var _p0 unsafe.Pointer
-	if len(p) > 0 {
-		_p0 = unsafe.Pointer(&p[0])
-	}
-	r0, _, e1 := Syscall6(SYS_PREAD64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
-	n = int(r0)
-	errno = int(e1)
-	return
-}
-
-func Pwrite(fd int, p []byte, offset int64) (n int, errno int) {
-	var _p0 unsafe.Pointer
-	if len(p) > 0 {
-		_p0 = unsafe.Pointer(&p[0])
-	}
-	r0, _, e1 := Syscall6(SYS_PWRITE64, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
-	n = int(r0)
-	errno = int(e1)
-	return
-}
 
 func Read(fd int, p []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
@@ -395,6 +483,8 @@ func Read(fd int, p []byte) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Readlink(path string, buf []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(buf) > 0 {
@@ -406,24 +496,32 @@ func Readlink(path string, buf []byte) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Rename(oldpath string, newpath string) (errno int) {
 	_, _, e1 := Syscall(SYS_RENAME, uintptr(unsafe.Pointer(StringBytePtr(oldpath))), uintptr(unsafe.Pointer(StringBytePtr(newpath))), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (errno int) {
 	_, _, e1 := Syscall6(SYS_RENAMEAT, uintptr(olddirfd), uintptr(unsafe.Pointer(StringBytePtr(oldpath))), uintptr(newdirfd), uintptr(unsafe.Pointer(StringBytePtr(newpath))), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Rmdir(path string) (errno int) {
 	_, _, e1 := Syscall(SYS_RMDIR, uintptr(unsafe.Pointer(StringBytePtr(path))), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setdomainname(p []byte) (errno int) {
 	var _p0 unsafe.Pointer
 	if len(p) > 0 {
@@ -434,6 +532,8 @@ func Setdomainname(p []byte) (errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Sethostname(p []byte) (errno int) {
 	var _p0 unsafe.Pointer
 	if len(p) > 0 {
@@ -444,18 +544,24 @@ func Sethostname(p []byte) (errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setpgid(pid int, pgid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETPGID, uintptr(pid), uintptr(pgid), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setrlimit(resource int, rlim *Rlimit) (errno int) {
 	_, _, e1 := Syscall(SYS_SETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setsid() (pid int, errno int) {
 	r0, _, e1 := Syscall(SYS_SETSID, 0, 0, 0)
 	pid = int(r0)
@@ -463,18 +569,24 @@ func Setsid() (pid int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Settimeofday(tv *Timeval) (errno int) {
 	_, _, e1 := Syscall(SYS_SETTIMEOFDAY, uintptr(unsafe.Pointer(tv)), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setuid(uid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETUID, uintptr(uid), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, errno int) {
 	r0, r1, e1 := Syscall6(SYS_SPLICE, uintptr(rfd), uintptr(unsafe.Pointer(roff)), uintptr(wfd), uintptr(unsafe.Pointer(woff)), uintptr(len), uintptr(flags))
 	n = int64(int64(r1)<<32 | int64(r0))
@@ -482,23 +594,31 @@ func Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n i
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Symlink(oldpath string, newpath string) (errno int) {
 	_, _, e1 := Syscall(SYS_SYMLINK, uintptr(unsafe.Pointer(StringBytePtr(oldpath))), uintptr(unsafe.Pointer(StringBytePtr(newpath))), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Sync() {
 	Syscall(SYS_SYNC, 0, 0, 0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Sysinfo(info *Sysinfo_t) (errno int) {
 	_, _, e1 := Syscall(SYS_SYSINFO, uintptr(unsafe.Pointer(info)), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Tee(rfd int, wfd int, len int, flags int) (n int64, errno int) {
 	r0, r1, e1 := Syscall6(SYS_TEE, uintptr(rfd), uintptr(wfd), uintptr(len), uintptr(flags), 0, 0)
 	n = int64(int64(r1)<<32 | int64(r0))
@@ -506,12 +626,16 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Tgkill(tgid int, tid int, sig int) (errno int) {
 	_, _, e1 := Syscall(SYS_TGKILL, uintptr(tgid), uintptr(tid), uintptr(sig))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Times(tms *Tms) (ticks uintptr, errno int) {
 	r0, _, e1 := Syscall(SYS_TIMES, uintptr(unsafe.Pointer(tms)), 0, 0)
 	ticks = uintptr(r0)
@@ -519,54 +643,72 @@ func Times(tms *Tms) (ticks uintptr, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Truncate(path string, length int64) (errno int) {
 	_, _, e1 := Syscall(SYS_TRUNCATE, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(length), uintptr(length>>32))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Umask(mask int) (oldmask int) {
 	r0, _, _ := Syscall(SYS_UMASK, uintptr(mask), 0, 0)
 	oldmask = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Uname(buf *Utsname) (errno int) {
 	_, _, e1 := Syscall(SYS_UNAME, uintptr(unsafe.Pointer(buf)), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Unlink(path string) (errno int) {
 	_, _, e1 := Syscall(SYS_UNLINK, uintptr(unsafe.Pointer(StringBytePtr(path))), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Unlinkat(dirfd int, path string) (errno int) {
 	_, _, e1 := Syscall(SYS_UNLINKAT, uintptr(dirfd), uintptr(unsafe.Pointer(StringBytePtr(path))), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Unshare(flags int) (errno int) {
 	_, _, e1 := Syscall(SYS_UNSHARE, uintptr(flags), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Ustat(dev int, ubuf *Ustat_t) (errno int) {
 	_, _, e1 := Syscall(SYS_USTAT, uintptr(dev), uintptr(unsafe.Pointer(ubuf)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Utime(path string, buf *Utimbuf) (errno int) {
 	_, _, e1 := Syscall(SYS_UTIME, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(unsafe.Pointer(buf)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Write(fd int, p []byte) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(p) > 0 {
@@ -578,12 +720,16 @@ func Write(fd int, p []byte) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func exitThread(code int) (errno int) {
 	_, _, e1 := Syscall(SYS_EXIT, uintptr(code), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func read(fd int, p *byte, np int) (n int, errno int) {
 	r0, _, e1 := Syscall(SYS_READ, uintptr(fd), uintptr(unsafe.Pointer(p)), uintptr(np))
 	n = int(r0)
@@ -591,6 +737,8 @@ func read(fd int, p *byte, np int) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func write(fd int, p *byte, np int) (n int, errno int) {
 	r0, _, e1 := Syscall(SYS_WRITE, uintptr(fd), uintptr(unsafe.Pointer(p)), uintptr(np))
 	n = int(r0)
@@ -598,6 +746,8 @@ func write(fd int, p *byte, np int) (n int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_ACCEPT, uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
 	fd = int(r0)
@@ -605,18 +755,24 @@ func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func bind(s int, addr uintptr, addrlen _Socklen) (errno int) {
 	_, _, e1 := Syscall(SYS_BIND, uintptr(s), uintptr(addr), uintptr(addrlen))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func connect(s int, addr uintptr, addrlen _Socklen) (errno int) {
 	_, _, e1 := Syscall(SYS_CONNECT, uintptr(s), uintptr(addr), uintptr(addrlen))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func getgroups(n int, list *_Gid_t) (nn int, errno int) {
 	r0, _, e1 := Syscall(SYS_GETGROUPS32, uintptr(n), uintptr(unsafe.Pointer(list)), 0)
 	nn = int(r0)
@@ -624,18 +780,24 @@ func getgroups(n int, list *_Gid_t) (nn int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func setgroups(n int, list *_Gid_t) (errno int) {
 	_, _, e1 := Syscall(SYS_SETGROUPS32, uintptr(n), uintptr(unsafe.Pointer(list)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func setsockopt(s int, level int, name int, val uintptr, vallen int) (errno int) {
 	_, _, e1 := Syscall6(SYS_SETSOCKOPT, uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(vallen), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func socket(domain int, typ int, proto int) (fd int, errno int) {
 	r0, _, e1 := Syscall(SYS_SOCKET, uintptr(domain), uintptr(typ), uintptr(proto))
 	fd = int(r0)
@@ -643,18 +805,24 @@ func socket(domain int, typ int, proto int) (fd int, errno int) {
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (errno int) {
 	_, _, e1 := Syscall(SYS_GETPEERNAME, uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (errno int) {
 	_, _, e1 := Syscall(SYS_GETSOCKNAME, uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, errno int) {
 	var _p0 unsafe.Pointer
 	if len(p) > 0 {
@@ -666,6 +834,8 @@ func recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Sockl
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sendto(s int, buf []byte, flags int, to uintptr, addrlen _Socklen) (errno int) {
 	var _p0 unsafe.Pointer
 	if len(buf) > 0 {
@@ -676,84 +846,103 @@ func sendto(s int, buf []byte, flags int, to uintptr, addrlen _Socklen) (errno i
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func socketpair(domain int, typ int, flags int, fd *[2]int) (errno int) {
 	_, _, e1 := Syscall6(SYS_SOCKETPAIR, uintptr(domain), uintptr(typ), uintptr(flags), uintptr(unsafe.Pointer(fd)), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Chown(path string, uid int, gid int) (errno int) {
 	_, _, e1 := Syscall(SYS_CHOWN, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(uid), uintptr(gid))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fchown(fd int, uid int, gid int) (errno int) {
 	_, _, e1 := Syscall(SYS_FCHOWN, uintptr(fd), uintptr(uid), uintptr(gid))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fstat(fd int, stat *Stat_t) (errno int) {
 	_, _, e1 := Syscall(SYS_FSTAT64, uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fstatfs(fd int, buf *Statfs_t) (errno int) {
 	_, _, e1 := Syscall(SYS_FSTATFS64, uintptr(fd), uintptr(unsafe.Pointer(buf)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getegid() (egid int) {
 	r0, _, _ := Syscall(SYS_GETEGID, 0, 0, 0)
 	egid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Geteuid() (euid int) {
 	r0, _, _ := Syscall(SYS_GETEUID, 0, 0, 0)
 	euid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getgid() (gid int) {
 	r0, _, _ := Syscall(SYS_GETGID, 0, 0, 0)
 	gid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getuid() (uid int) {
 	r0, _, _ := Syscall(SYS_GETUID, 0, 0, 0)
 	uid = int(r0)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lchown(path string, uid int, gid int) (errno int) {
 	_, _, e1 := Syscall(SYS_LCHOWN, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(uid), uintptr(gid))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Listen(s int, n int) (errno int) {
 	_, _, e1 := Syscall(SYS_LISTEN, uintptr(s), uintptr(n), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (errno int) {
 	_, _, e1 := Syscall(SYS_LSTAT64, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(unsafe.Pointer(stat)), 0)
 	errno = int(e1)
 	return
 }
 
-func Seek(fd int, offset int64, whence int) (off int64, errno int) {
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-	r0, r1, e1 := Syscall6(SYS_LSEEK, uintptr(fd), uintptr(offset), uintptr(offset>>32), uintptr(whence), 0, 0)
-	off = int64(int64(r1)<<32 | int64(r0))
-	errno = int(e1)
-	return
-}
 
 func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, errno int) {
 	r0, _, e1 := Syscall6(SYS__NEWSELECT, uintptr(nfd), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
@@ -762,72 +951,96 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setfsgid(gid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETFSGID, uintptr(gid), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setfsuid(uid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETFSUID, uintptr(uid), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setgid(gid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETGID, uintptr(gid), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setregid(rgid int, egid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETREGID, uintptr(rgid), uintptr(egid), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setresgid(rgid int, egid int, sgid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETRESGID, uintptr(rgid), uintptr(egid), uintptr(sgid))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setresuid(ruid int, euid int, suid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETRESUID, uintptr(ruid), uintptr(euid), uintptr(suid))
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setreuid(ruid int, euid int) (errno int) {
 	_, _, e1 := Syscall(SYS_SETREUID, uintptr(ruid), uintptr(euid), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Shutdown(fd int, how int) (errno int) {
 	_, _, e1 := Syscall(SYS_SHUTDOWN, uintptr(fd), uintptr(how), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Stat(path string, stat *Stat_t) (errno int) {
 	_, _, e1 := Syscall(SYS_STAT64, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(unsafe.Pointer(stat)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Statfs(path string, buf *Statfs_t) (errno int) {
 	_, _, e1 := Syscall(SYS_STATFS64, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(unsafe.Pointer(buf)), 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Gettimeofday(tv *Timeval) (errno int) {
 	_, _, e1 := Syscall(SYS_GETTIMEOFDAY, uintptr(unsafe.Pointer(tv)), 0, 0)
 	errno = int(e1)
 	return
 }
 
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Time(t *Time_t) (tt Time_t, errno int) {
 	r0, _, e1 := Syscall(SYS_TIME, uintptr(unsafe.Pointer(t)), 0, 0)
 	tt = Time_t(r0)

src/pkg/syscall/ztypes_linux_arm.go

@@ -4,7 +4,7 @@
 
 // Manual corrections: TODO(rsc): need to fix godefs
 //	remove duplicate PtraceRegs type
-//	change RawSockaddrUnix field to Path [108]int8 (was uint8()
+//	change RawSockaddrUnix field to Path [108]int8 (was uint8)
 //  add padding to EpollEvent
 
 package syscall