//     so use ForkLock.
//   - [Socket]. Use SOCK_CLOEXEC if available. Otherwise, does not
//     block, so use ForkLock.
//   - [Open]. Use [O_CLOEXEC] if available. Otherwise, may block,
//     so live with the race.
//   - [Dup]. Use [F_DUPFD_CLOEXEC] or dup3 if available. Otherwise,
//     does not block, so use ForkLock.
var ForkLock sync.RWMutex

// StringSlicePtr converts a slice of strings to a slice of pointers

//sys	Chmod(path string, mode uint32) (err error)
//sys	Chown(path string, uid int, gid int) (err error)
//sys	Chroot(path string) (err error)
//sys	Close(fd int) (err error)
//sys	Dup(fd int) (nfd int, err error)
//sys	Dup2(from int, to int) (err error)
//sys	Fchdir(fd int) (err error)
//sys	Fchflags(fd int, flags int) (err error)
//sys	Fchmod(fd int, mode uint32) (err error)

		} else {
			str = "rpc.Register: type " + sname + " has no exported methods of suitable type"
		}
		log.Print(str)
		return errors.New(str)
	}

	if _, dup := server.serviceMap.LoadOrStore(sname, s); dup {
		return errors.New("rpc: service already defined: " + sname)
	}
	return nil
}

// suitableMethods returns suitable Rpc methods of typ. It will log
// errors if logErr is true.

//sys	Chmod(path string, mode uint32) (err error)
//sys	Chown(path string, uid int, gid int) (err error)
//sys	Chroot(path string) (err error)
//sys	Close(fd int) (err error)
//sys	Dup(fd int) (nfd int, err error)
//sys	Dup2(from int, to int) (err error)
//sys	Fchdir(fd int) (err error)
//sys	Fchflags(fd int, flags int) (err error)
//sys	Fchmod(fd int, mode uint32) (err error)

            methodVisitor.visitVarInsn(Opcodes.ALOAD, 0);
            methodVisitor.visitFieldInsn(Opcodes.GETFIELD, className, META_CLASS_FIELD, META_CLASS_TYPE.getDescriptor());
            methodVisitor.visitInsn(Opcodes.DUP);
            methodVisitor.visitJumpInsn(Opcodes.IFNULL, lookup);
            methodVisitor.visitInsn(Opcodes.ARETURN);

            methodVisitor.visitLabel(lookup);

func Wstat(path string, edir []byte) (err error) {
	if fixwd(path) {
		defer runtime.UnlockOSThread()
	}
	return wstat(path, edir)
}

//sys	chdir(path string) (err error)
//sys	Dup(oldfd int, newfd int) (fd int, err error)
//sys	Pread(fd int, p []byte, offset int64) (n int, err error)
//sys	Pwrite(fd int, p []byte, offset int64) (n int, err error)
//sys	Close(fd int) (err error)

//sys	Chmod(path string, mode uint32) (err error)
//sys	Chown(path string, uid int, gid int) (err error)
//sys	Chroot(path string) (err error)
//sys	Close(fd int) (err error)
//sys	closedir(dir uintptr) (err error)
//sys	Dup(fd int) (nfd int, err error)
//sys	Dup2(from int, to int) (err error)
//sys	Exchangedata(path1 string, path2 string, options int) (err error)
//sys	Fchdir(fd int) (err error)
//sys	Fchflags(fd int, flags int) (err error)

	}

	if newPos < 0 {
		return 0, errnoErr(EINVAL)
	}

	f.seeked = true
	f.dirIdx = 0 // Reset directory read position. See issue 35767.
	f.pos = newPos
	return newPos, nil
}

func Dup(fd int) (int, error) {
	return 0, ENOSYS
}

func Dup2(fd, newfd int) error {
	return ENOSYS
}

func Pipe(fd []int) error {
	return ENOSYS
}

	}
	defer f.Close()
	syms, err := f.Symbols()
	if err != nil {
		t.Errorf("error reading symbols %v", err)
		return
	}
	for _, s := range syms {
		if s.Name == ".dup" {
			t.Fatalf("%s contains symbol called .dup", sopath)
		}
	}
}

// The install command should have created a "shlibname" file for the
// listed packages (and runtime/cgo, and math on arm) indicating the

	ready2 := make(chan bool)

	f := func(ready chan bool, dup bool) {
		// Temporarily grow the stack to 10K.
		stackGrowthRecursive((10 << 10) / (128 * 8))

		// We're ready to trigger GC and stack shrink.
		ready <- true

		val := 42
		var cx *int
		cx = &val

		var c2 chan *int
		var d2 chan *int
		if dup {
			c2 = c
			d2 = d
		}