read0.c 205 B

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  1. #include <u.h>
  2. #include <libc.h>
  3. void
  4. main(int argc, char *argv[])
  5. {
  6. int amt;
  7. char r[1];
  8. amt = read(0, r, 0);
  9. if (amt < 0) {
  10. print("FAIL\n");
  11. exits("FAIL");
  12. }
  13. print("PASS\n");
  14. exits("PASS");
  15. }