import sys

const std {
	in  0
	out 1
	err 2
}

in(buffer []byte) -> int {
	return sys.read(std.in, buffer, len(buffer))
}

out(buffer []byte) -> int {
	return sys.write(std.out, buffer, len(buffer))
}

error(buffer []byte) -> int {
	return sys.write(std.err, buffer, len(buffer))
}

read(fd int, buffer []byte) -> int {
	return sys.read(fd, buffer, len(buffer))
}

write(fd int, buffer []byte) -> int {
	return sys.write(fd, buffer, len(buffer))
}