[TUHS] V6 Console IO

[Larry McVoy]

> int main() {
> int c;
> while ((c = getchar()) != EOF) {
> putchar(c);
> }
> }

int
main()
{
	int	c;
	char	C;

	while ((c = getchar()) != EOF) {
		C = c;
		write(1, &C, 1);
	}
}