text: #include "unistd.h"
  #include <kern/syscall.h>
  unsigned int sleep(unsigned int sec)
  {
      timespec time = {0, 0};
      time.tv_sec = sec;
      return sys::sys$nano_sleep(&time, nullptr);
  }
  
  suseconds_t usleep(suseconds_t sec)
  {
  
      timespec time = {0, 0};
      time.tv_sec = 0;
      time.tv_nsec = sec * 1000;
      return sys::sys$nano_sleep(&time, nullptr);
  }
  