#include <ares.h> void ares_free_hostent(struct hostent *host)
It is not necessary (and is not correct) to free the host structure passed to the callback functions for ares_gethostbyname or ares_gethostbyaddr. c-ares will automatically free such host structures when the callback returns.
Greg Hudson, MIT Information Systems
Copyright 1998 by the Massachusetts Institute of Technology.
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