John Engelhart noticed an unreleased problem relative to a duplicate

  Changelog for the c-ares project

* October 23, 2009 (Yang Tse)

- John Engelhart noticed an unreleased problem relative to a duplicate

  ARES_ECANCELLED error code value and missing error code description.

* October 7, 2009 (Yang Tse)

- Overhauled ares__get_hostent() Fixing out of bounds memory overwrite

  triggered with malformed /etc/hosts file. Improving parsing of /etc/hosts

Thanks go to these friendly people for their efforts and contributions:

 Phil Blundell, Japheth Cleaver, Yang Tse, Gregor Jasny, Joshua Kwan,

 Timo Teras, Jakub Hrozek

 Timo Teras, Jakub Hrozek, John Engelhart

Have fun!

#define ARES_ENOMEM             15

#define ARES_EDESTRUCTION       16

#define ARES_EBADSTR            17

#define ARES_ECANCELLED         21

/* ares_getnameinfo error codes */

#define ARES_EBADFLAGS          18

#define ARES_EBADHINTS          20

/* Uninitialized library error code */

#define ARES_ENOTINITIALIZED    21

#define ARES_ENOTINITIALIZED    21          /* introduced in 1.6.1 */

/* ares_library_init error codes */

#define ARES_ELOADIPHLPAPI           22

#define ARES_EADDRGETNETWORKPARAMS   23

#define ARES_ELOADIPHLPAPI           22     /* introduced in 1.6.1 */

#define ARES_EADDRGETNETWORKPARAMS   23     /* introduced in 1.6.1 */

/* More error codes */

#define ARES_ECANCELLED         24          /* introduced in 1.6.1 */

/* Flag values */

#define ARES_FLAG_USEVC         (1 << 0)

    "Illegal hints flags specified",

    "c-ares library initialization not yet performed",

    "Error loading iphlpapi.dll",

    "Could not find GetNetworkParams function"

    "Could not find GetNetworkParams function",

    "DNS query cancelled"

  };

  if(code >= 0 && code < (int)(sizeof(errtext) / sizeof(*errtext)))