ref: d7a085bcf19f164fbd667db398ad698a9fca3ec4
dir: /rate.c/
#include <u.h>
#include <libc.h>
void
main(int argc, char **argv)
{
int rate = atoi(argv[1]);
char *buf = malloc(rate);
for(;;){
if((readn(0, buf, rate)) < rate)
break;
write(1, buf, rate);
sleep(250);
}
}