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+.\"
+.\" Copyright 1998 by the Massachusetts Institute of Technology.
+.\" Copyright (C) 2004-2010 by Daniel Stenberg
+.\"
+.\" Permission to use, copy, modify, and distribute this
+.\" software and its documentation for any purpose and without
+.\" fee is hereby granted, provided that the above copyright
+.\" notice appear in all copies and that both that copyright
+.\" notice and this permission notice appear in supporting
+.\" documentation, and that the name of M.I.T. not be used in
+.\" advertising or publicity pertaining to distribution of the
+.\" software without specific, written prior permission.
+.\" M.I.T. makes no representations about the suitability of
+.\" this software for any purpose.  It is provided "as is"
+.\" without express or implied warranty.
+.\"
+.TH ARES_FREE_DATA 3 "5 March 2010"
+.SH NAME
+ares_free_data \- Free data allocated by several c-ares functions
+.SH SYNOPSIS
+.nf
+.B #include <ares.h>
+.PP
+.B void ares_free_data(void *\fIdataptr\fP)
+.PP
+.B cc file.c -lcares
+.fi
+.SH DESCRIPTION
+.PP
+The
+.B ares_free_data(3)
+function frees one or more data structures allocated and returned
+by several c-ares functions. Specifically the data returned by the
+following list of functions must be deallocated using this function.
+.TP 5
+.B ares_get_servers(3)
+When used to free the data returned by ares_get_servers(3) this
+will free the whole linked list of ares_addr_node structures returned
+by ares_get_servers(3).
+.TP
+.B ares_parse_srv_reply(3)
+When used to free the data returned by ares_parse_srv_reply(3) this
+will free the whole linked list of ares_srv_reply structures returned
+by ares_parse_srv_reply(3), along with any additional storage
+associated with those structures.
+.TP
+.B ares_parse_mx_reply(3)
+When used to free the data returned by ares_parse_mx_reply(3) this
+will free the whole linked list of ares_mx_reply structures returned
+by ares_parse_mx_reply(3), along with any additional storage
+associated with those structures.
+.TP
+.B ares_parse_txt_reply(3)
+When used to free the data returned by ares_parse_txt_reply(3) this
+will free the whole linked list of ares_txt_reply structures returned
+by ares_parse_txt_reply(3), along with any additional storage
+associated with those structures.
+.TP
+.B ares_parse_soa_reply(3)
+When used to free the data returned by ares_parse_soa_reply(3) this
+will free the ares_soa_reply structure, along with any additional storage
+associated with those structure.
+.SH RETURN VALUE
+The ares_free_data() function does not return a value.
+.SH AVAILABILITY
+This function was first introduced in c-ares version 1.7.0.
+.SH SEE ALSO
+.BR ares_get_servers(3),
+.BR ares_parse_srv_reply(3),
+.BR ares_parse_mx_reply(3),
+.BR ares_parse_txt_reply(3),
+.BR ares_parse_soa_reply(3)
+.SH AUTHOR
+Yang Tse
+.PP
+Copyright 1998 by the Massachusetts Institute of Technology.
+.br
+Copyright (C) 2004-2010 by Daniel Stenberg.