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#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
int usleep (__useconds_t usec)
{
struct timeval tv;
tv.tv_sec = usec / 1000000;
tv.tv_usec = usec % 1000000;
return(select(0, 0, 0, 0, &tv));
}
unsigned int sleep(unsigned int sec)
{
struct timeval tv;
tv.tv_sec = sec;
tv.tv_usec = 0;
select(0, 0, 0, 0, &tv);
return tv.tv_sec;
}
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