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errno.c 246B

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  1. #include <errno.h>
  2. /** @file
  3. *
  4. * Error codes
  5. *
  6. * This file provides the global variable #errno.
  7. *
  8. */
  9. /**
  10. * Global "last error" number.
  11. *
  12. * This is valid only when a function has just returned indicating a
  13. * failure.
  14. *
  15. */
  16. int errno;