minor edits

ares/ares_destroy.3

@@ -36,7 +36,8 @@ status of
 These calls give the callbacks a chance to clean up any state which
 might have been stored in their arguments.
 .SH SEE ALSO
-.BR ares_init (3)
+.BR ares_init (3),
+.BR ares_cancel (3)
 .SH AUTHOR
 Greg Hudson, MIT Information Systems
 .br

ares/ares_free_hostent.3

@@ -28,21 +28,16 @@ The
 .I ares_free_hostent
 function frees a
 .B struct hostent
-allocated by one of the functions
-.I ares_parse_a_reply
-or
-.IR ares_parse_ptr_reply .
+allocated by one of the functions \fIares_parse_a_reply(3)\fP or
+\fIares_parse_ptr_reply(3)\fP.
+.SH NOTES
+It is not necessary (and is not correct) to free the host structure passed to
+the callback functions for \fIares_gethostbyname(3)\fP or
+\fIares_gethostbyaddr(3)\fP. The ares library will automatically free such
+host structures when the callback returns.
 .SH SEE ALSO
 .BR ares_parse_a_reply (3),
 .BR ares_parse_ptr_reply (3)
-.SH NOTES
-It is not necessary (and is not correct) to free the host structure
-passed to the callback functions for
-.I ares_gethostbyname
-or
-.IR ares_gethostbyaddr .
-The ares library will automatically free such host structures when the
-callback returns.
 .SH AUTHOR
 Greg Hudson, MIT Information Systems
 .br

ares/ares_mkquery.3

@@ -50,8 +50,7 @@ stored in the variable pointed to by
 and the length of which will be stored in the variable pointed to by
 .IR buflen .
 It is the caller's responsibility to free this buffer using
-.B ares_free_string
-when it is no longer needed.
+\fIares_free_string(3)\fP when it is no longer needed.
 .SH RETURN VALUES
 .B ares_mkquery
 can return any of the following values:

ares/ares_process.3

@@ -35,13 +35,10 @@ The file descriptor sets pointed to by
 and
 .I write_fds
 should have file descriptors set in them according to whether the file
-descriptors specified by
-.BR ares_fds (3)
-are ready for reading and writing.  (The easiest way to determine this
-information is to invoke
+descriptors specified by \fIares_fds(3)\fP are ready for reading and writing.
+(The easiest way to determine this information is to invoke
 .B select
-with a timeout no greater than the timeout given by
-.BR ares_timeout (3)).
+with a timeout no greater than the timeout given by \fIares_timeout(3)\fP ).
 .PP
 The
 .B ares_process

ares/ares_timeout.3

@@ -27,10 +27,8 @@ ares_fds \- Get file descriptors to select on for name service
 .SH DESCRIPTION
 The
 .B ares_timeout
-function determines the maximum time for which the caller should wait
-before invoking 
-.BR ares_process (3)
-to process timeouts.  The parameter
+function determines the maximum time for which the caller should wait before
+invoking \fIares_process(3)\fP to process timeouts.  The parameter
 .I maxtv
 specifies a existing maximum timeout, or
 .B NULL