debian man page for ares_version

ARES_VERSION(3) 					     Library Functions Manual						   ARES_VERSION(3)

NAME
       ares_version - Get the version number of the library

SYNOPSIS
       #include <ares.h>

       const char *ares_version(int *version)

DESCRIPTION
       The  ares_version function gets the library version as a string and optionally as an integer stored in the version, argument. If you pass a
       NULL, no integer is attempted to be returned.

       The integer is built up as 24bit number, with 8 separate bits used for major number, minor number and patch number. This  makes	a  version
       string such as 1.2.3 will be returned as the hexadecimal number 0x010203 (decimal 66051).

NOTES
       This function is not compatible with ares.

AUTHOR
       Daniel Stenberg

								  29 January 2004						   ARES_VERSION(3)