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xcb_dbe_query_version(3)	 XCB Requests	      xcb_dbe_query_version(3)

NAME
       xcb_dbe_query_version - Queries the version of this extension

SYNOPSIS
       #include	<xcb/dbe.h>

   Request function

       xcb_dbe_query_version_cookie_t
	      xcb_dbe_query_version(xcb_connection_t *conn,
	      uint8_t major_version, uint8_t minor_version);

   Reply datastructure
       typedef struct xcb_dbe_query_version_reply_t {
	   uint8_t  response_type;
	   uint8_t  pad0;
	   uint16_t sequence;
	   uint32_t length;
	   uint8_t  major_version;
	   uint8_t  minor_version;
	   uint8_t  pad1[22];
       } xcb_dbe_query_version_reply_t;

   Reply function

       xcb_dbe_query_version_reply_t
	      *xcb_dbe_query_version_reply(xcb_connection_t *conn,
	      xcb_dbe_query_version_cookie_t cookie, xcb_generic_error_t **e);

REQUEST	ARGUMENTS
       conn	 The XCB connection to X11.

       major_version
		 The major version of the extension. Check that	it is compati-
		 ble with the XCB_DBE_MAJOR_VERSION that your code is compiled
		 with.

       minor_version
		 The minor version of the extension. Check that	it is compati-
		 ble with the XCB_DBE_MINOR_VERSION that your code is compiled
		 with.

REPLY FIELDS
       response_type
		 The  type  of this reply, in this case	XCB_DBE_QUERY_VERSION.
		 This field is also present in the xcb_generic_reply_t and can
		 be used to tell replies apart from each other.

       sequence	 The sequence number of	the last request processed by the  X11
		 server.

       length	 The length of the reply, in words (a word is 4	bytes).

       major_version
		 TODO: NOT YET DOCUMENTED.

       minor_version
		 TODO: NOT YET DOCUMENTED.

DESCRIPTION
       Queries	the  version  of this extension. You must do this before using
       any functionality it provides.

RETURN VALUE
       Returns an xcb_dbe_query_version_cookie_t. Errors have  to  be  handled
       when calling the	reply function xcb_dbe_query_version_reply.

       If   you	 want  to  handle  errors  in  the  event  loop	 instead,  use
       xcb_dbe_query_version_unchecked.	See xcb-requests(3) for	details.

ERRORS
       This request does never generate	any errors.

SEE ALSO
       xcb-requests(3)

AUTHOR
       Generated from dbe.xml. Contact xcb@lists.freedesktop.org  for  correc-
       tions and improvements.

X Version 11			 libxcb	1.17.0	      xcb_dbe_query_version(3)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=xcb_dbe_query_version_unchecked&sektion=3&manpath=FreeBSD+Ports+14.3.quarterly>

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