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 /*
  * This file generated automatically from sync.xml by c_client.py.
  * Edit at your peril.
  */
 
 /**
  * @defgroup XCB_Sync_API XCB Sync API
  * @brief Sync XCB Protocol Implementation.
  * @{
  **/
 
 #ifndef __SYNC_H
 #define __SYNC_H
 
 #include "xcb.h"
 #include "xproto.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 #define XCB_SYNC_MAJOR_VERSION 3
 #define XCB_SYNC_MINOR_VERSION 1
 
 extern xcb_extension_t xcb_sync_id;
 
 typedef uint32_t xcb_sync_alarm_t;
 
 /**
  * @brief xcb_sync_alarm_iterator_t
  **/
 typedef struct xcb_sync_alarm_iterator_t {
     xcb_sync_alarm_t *data;
     int               rem;
     int               index;
 } xcb_sync_alarm_iterator_t;
 
 typedef enum xcb_sync_alarmstate_t {
     XCB_SYNC_ALARMSTATE_ACTIVE = 0,
     XCB_SYNC_ALARMSTATE_INACTIVE = 1,
     XCB_SYNC_ALARMSTATE_DESTROYED = 2
 } xcb_sync_alarmstate_t;
 
 typedef uint32_t xcb_sync_counter_t;
 
 /**
  * @brief xcb_sync_counter_iterator_t
  **/
 typedef struct xcb_sync_counter_iterator_t {
     xcb_sync_counter_t *data;
     int                 rem;
     int                 index;
 } xcb_sync_counter_iterator_t;
 
 typedef uint32_t xcb_sync_fence_t;
 
 /**
  * @brief xcb_sync_fence_iterator_t
  **/
 typedef struct xcb_sync_fence_iterator_t {
     xcb_sync_fence_t *data;
     int               rem;
     int               index;
 } xcb_sync_fence_iterator_t;
 
 typedef enum xcb_sync_testtype_t {
     XCB_SYNC_TESTTYPE_POSITIVE_TRANSITION = 0,
     XCB_SYNC_TESTTYPE_NEGATIVE_TRANSITION = 1,
     XCB_SYNC_TESTTYPE_POSITIVE_COMPARISON = 2,
     XCB_SYNC_TESTTYPE_NEGATIVE_COMPARISON = 3
 } xcb_sync_testtype_t;
 
 typedef enum xcb_sync_valuetype_t {
     XCB_SYNC_VALUETYPE_ABSOLUTE = 0,
     XCB_SYNC_VALUETYPE_RELATIVE = 1
 } xcb_sync_valuetype_t;
 
 typedef enum xcb_sync_ca_t {
     XCB_SYNC_CA_COUNTER = 1,
     XCB_SYNC_CA_VALUE_TYPE = 2,
     XCB_SYNC_CA_VALUE = 4,
     XCB_SYNC_CA_TEST_TYPE = 8,
     XCB_SYNC_CA_DELTA = 16,
     XCB_SYNC_CA_EVENTS = 32
 } xcb_sync_ca_t;
 
 /**
  * @brief xcb_sync_int64_t
  **/
 typedef struct xcb_sync_int64_t {
     int32_t  hi;
     uint32_t lo;
 } xcb_sync_int64_t;
 
 /**
  * @brief xcb_sync_int64_iterator_t
  **/
 typedef struct xcb_sync_int64_iterator_t {
     xcb_sync_int64_t *data;
     int               rem;
     int               index;
 } xcb_sync_int64_iterator_t;
 
 /**
  * @brief xcb_sync_systemcounter_t
  **/
 typedef struct xcb_sync_systemcounter_t {
     xcb_sync_counter_t counter;
     xcb_sync_int64_t   resolution;
     uint16_t           name_len;
 } xcb_sync_systemcounter_t;
 
 /**
  * @brief xcb_sync_systemcounter_iterator_t
  **/
 typedef struct xcb_sync_systemcounter_iterator_t {
     xcb_sync_systemcounter_t *data;
     int                       rem;
     int                       index;
 } xcb_sync_systemcounter_iterator_t;
 
 /**
  * @brief xcb_sync_trigger_t
  **/
 typedef struct xcb_sync_trigger_t {
     xcb_sync_counter_t counter;
     uint32_t           wait_type;
     xcb_sync_int64_t   wait_value;
     uint32_t           test_type;
 } xcb_sync_trigger_t;
 
 /**
  * @brief xcb_sync_trigger_iterator_t
  **/
 typedef struct xcb_sync_trigger_iterator_t {
     xcb_sync_trigger_t *data;
     int                 rem;
     int                 index;
 } xcb_sync_trigger_iterator_t;
 
 /**
  * @brief xcb_sync_waitcondition_t
  **/
 typedef struct xcb_sync_waitcondition_t {
     xcb_sync_trigger_t trigger;
     xcb_sync_int64_t   event_threshold;
 } xcb_sync_waitcondition_t;
 
 /**
  * @brief xcb_sync_waitcondition_iterator_t
  **/
 typedef struct xcb_sync_waitcondition_iterator_t {
     xcb_sync_waitcondition_t *data;
     int                       rem;
     int                       index;
 } xcb_sync_waitcondition_iterator_t;
 
 /** Opcode for xcb_sync_counter. */
 #define XCB_SYNC_COUNTER 0
 
 /**
  * @brief xcb_sync_counter_error_t
  **/
 typedef struct xcb_sync_counter_error_t {
     uint8_t  response_type;
     uint8_t  error_code;
     uint16_t sequence;
     uint32_t bad_counter;
     uint16_t minor_opcode;
     uint8_t  major_opcode;
 } xcb_sync_counter_error_t;
 
 /** Opcode for xcb_sync_alarm. */
 #define XCB_SYNC_ALARM 1
 
 /**
  * @brief xcb_sync_alarm_error_t
  **/
 typedef struct xcb_sync_alarm_error_t {
     uint8_t  response_type;
     uint8_t  error_code;
     uint16_t sequence;
     uint32_t bad_alarm;
     uint16_t minor_opcode;
     uint8_t  major_opcode;
 } xcb_sync_alarm_error_t;
 
 /**
  * @brief xcb_sync_initialize_cookie_t
  **/
 typedef struct xcb_sync_initialize_cookie_t {
     unsigned int sequence;
 } xcb_sync_initialize_cookie_t;
 
 /** Opcode for xcb_sync_initialize. */
 #define XCB_SYNC_INITIALIZE 0
 
 /**
  * @brief xcb_sync_initialize_request_t
  **/
 typedef struct xcb_sync_initialize_request_t {
     uint8_t  major_opcode;
     uint8_t  minor_opcode;
     uint16_t length;
     uint8_t  desired_major_version;
     uint8_t  desired_minor_version;
 } xcb_sync_initialize_request_t;
 
 /**
  * @brief xcb_sync_initialize_reply_t
  **/
 typedef struct xcb_sync_initialize_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_sync_initialize_reply_t;
 
 /**
  * @brief xcb_sync_list_system_counters_cookie_t
  **/
 typedef struct xcb_sync_list_system_counters_cookie_t {
     unsigned int sequence;
 } xcb_sync_list_system_counters_cookie_t;
 
 /** Opcode for xcb_sync_list_system_counters. */
 #define XCB_SYNC_LIST_SYSTEM_COUNTERS 1
 
 /**
  * @brief xcb_sync_list_system_counters_request_t
  **/
 typedef struct xcb_sync_list_system_counters_request_t {
     uint8_t  major_opcode;
     uint8_t  minor_opcode;
     uint16_t length;
 } xcb_sync_list_system_counters_request_t;
 
 /**
  * @brief xcb_sync_list_system_counters_reply_t
  **/
 typedef struct xcb_sync_list_system_counters_reply_t {
     uint8_t  response_type;
     uint8_t  pad0;
     uint16_t sequence;
     uint32_t length;
     uint32_t counters_len;
     uint8_t  pad1[20];
 } xcb_sync_list_system_counters_reply_t;
 
 /** Opcode for xcb_sync_create_counter. */
 #define XCB_SYNC_CREATE_COUNTER 2
 
 /**
  * @brief xcb_sync_create_counter_request_t
  **/
 typedef struct xcb_sync_create_counter_request_t {
     uint8_t            major_opcode;
     uint8_t            minor_opcode;
     uint16_t           length;
     xcb_sync_counter_t id;
     xcb_sync_int64_t   initial_value;
 } xcb_sync_create_counter_request_t;
 
 /** Opcode for xcb_sync_destroy_counter. */
 #define XCB_SYNC_DESTROY_COUNTER 6
 
 /**
  * @brief xcb_sync_destroy_counter_request_t
  **/
 typedef struct xcb_sync_destroy_counter_request_t {
     uint8_t            major_opcode;
     uint8_t            minor_opcode;
     uint16_t           length;
     xcb_sync_counter_t counter;
 } xcb_sync_destroy_counter_request_t;
 
 /**
  * @brief xcb_sync_query_counter_cookie_t
  **/
 typedef struct xcb_sync_query_counter_cookie_t {
     unsigned int sequence;
 } xcb_sync_query_counter_cookie_t;
 
 /** Opcode for xcb_sync_query_counter. */
 #define XCB_SYNC_QUERY_COUNTER 5
 
 /**
  * @brief xcb_sync_query_counter_request_t
  **/
 typedef struct xcb_sync_query_counter_request_t {
     uint8_t            major_opcode;
     uint8_t            minor_opcode;
     uint16_t           length;
     xcb_sync_counter_t counter;
 } xcb_sync_query_counter_request_t;
 
 /**
  * @brief xcb_sync_query_counter_reply_t
  **/
 typedef struct xcb_sync_query_counter_reply_t {
     uint8_t          response_type;
     uint8_t          pad0;
     uint16_t         sequence;
     uint32_t         length;
     xcb_sync_int64_t counter_value;
 } xcb_sync_query_counter_reply_t;
 
 /** Opcode for xcb_sync_await. */
 #define XCB_SYNC_AWAIT 7
 
 /**
  * @brief xcb_sync_await_request_t
  **/
 typedef struct xcb_sync_await_request_t {
     uint8_t  major_opcode;
     uint8_t  minor_opcode;
     uint16_t length;
 } xcb_sync_await_request_t;
 
 /** Opcode for xcb_sync_change_counter. */
 #define XCB_SYNC_CHANGE_COUNTER 4
 
 /**
  * @brief xcb_sync_change_counter_request_t
  **/
 typedef struct xcb_sync_change_counter_request_t {
     uint8_t            major_opcode;
     uint8_t            minor_opcode;
     uint16_t           length;
     xcb_sync_counter_t counter;
     xcb_sync_int64_t   amount;
 } xcb_sync_change_counter_request_t;
 
 /** Opcode for xcb_sync_set_counter. */
 #define XCB_SYNC_SET_COUNTER 3
 
 /**
  * @brief xcb_sync_set_counter_request_t
  **/
 typedef struct xcb_sync_set_counter_request_t {
     uint8_t            major_opcode;
     uint8_t            minor_opcode;
     uint16_t           length;
     xcb_sync_counter_t counter;
     xcb_sync_int64_t   value;
 } xcb_sync_set_counter_request_t;
 
 /**
  * @brief xcb_sync_create_alarm_value_list_t
  **/
 typedef struct xcb_sync_create_alarm_value_list_t {
     xcb_sync_counter_t counter;
     uint32_t           valueType;
     xcb_sync_int64_t   value;
     uint32_t           testType;
     xcb_sync_int64_t   delta;
     uint32_t           events;
 } xcb_sync_create_alarm_value_list_t;
 
 /** Opcode for xcb_sync_create_alarm. */
 #define XCB_SYNC_CREATE_ALARM 8
 
 /**
  * @brief xcb_sync_create_alarm_request_t
  **/
 typedef struct xcb_sync_create_alarm_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_alarm_t id;
     uint32_t         value_mask;
 } xcb_sync_create_alarm_request_t;
 
 /**
  * @brief xcb_sync_change_alarm_value_list_t
  **/
 typedef struct xcb_sync_change_alarm_value_list_t {
     xcb_sync_counter_t counter;
     uint32_t           valueType;
     xcb_sync_int64_t   value;
     uint32_t           testType;
     xcb_sync_int64_t   delta;
     uint32_t           events;
 } xcb_sync_change_alarm_value_list_t;
 
 /** Opcode for xcb_sync_change_alarm. */
 #define XCB_SYNC_CHANGE_ALARM 9
 
 /**
  * @brief xcb_sync_change_alarm_request_t
  **/
 typedef struct xcb_sync_change_alarm_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_alarm_t id;
     uint32_t         value_mask;
 } xcb_sync_change_alarm_request_t;
 
 /** Opcode for xcb_sync_destroy_alarm. */
 #define XCB_SYNC_DESTROY_ALARM 11
 
 /**
  * @brief xcb_sync_destroy_alarm_request_t
  **/
 typedef struct xcb_sync_destroy_alarm_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_alarm_t alarm;
 } xcb_sync_destroy_alarm_request_t;
 
 /**
  * @brief xcb_sync_query_alarm_cookie_t
  **/
 typedef struct xcb_sync_query_alarm_cookie_t {
     unsigned int sequence;
 } xcb_sync_query_alarm_cookie_t;
 
 /** Opcode for xcb_sync_query_alarm. */
 #define XCB_SYNC_QUERY_ALARM 10
 
 /**
  * @brief xcb_sync_query_alarm_request_t
  **/
 typedef struct xcb_sync_query_alarm_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_alarm_t alarm;
 } xcb_sync_query_alarm_request_t;
 
 /**
  * @brief xcb_sync_query_alarm_reply_t
  **/
 typedef struct xcb_sync_query_alarm_reply_t {
     uint8_t            response_type;
     uint8_t            pad0;
     uint16_t           sequence;
     uint32_t           length;
     xcb_sync_trigger_t trigger;
     xcb_sync_int64_t   delta;
     uint8_t            events;
     uint8_t            state;
     uint8_t            pad1[2];
 } xcb_sync_query_alarm_reply_t;
 
 /** Opcode for xcb_sync_set_priority. */
 #define XCB_SYNC_SET_PRIORITY 12
 
 /**
  * @brief xcb_sync_set_priority_request_t
  **/
 typedef struct xcb_sync_set_priority_request_t {
     uint8_t  major_opcode;
     uint8_t  minor_opcode;
     uint16_t length;
     uint32_t id;
     int32_t  priority;
 } xcb_sync_set_priority_request_t;
 
 /**
  * @brief xcb_sync_get_priority_cookie_t
  **/
 typedef struct xcb_sync_get_priority_cookie_t {
     unsigned int sequence;
 } xcb_sync_get_priority_cookie_t;
 
 /** Opcode for xcb_sync_get_priority. */
 #define XCB_SYNC_GET_PRIORITY 13
 
 /**
  * @brief xcb_sync_get_priority_request_t
  **/
 typedef struct xcb_sync_get_priority_request_t {
     uint8_t  major_opcode;
     uint8_t  minor_opcode;
     uint16_t length;
     uint32_t id;
 } xcb_sync_get_priority_request_t;
 
 /**
  * @brief xcb_sync_get_priority_reply_t
  **/
 typedef struct xcb_sync_get_priority_reply_t {
     uint8_t  response_type;
     uint8_t  pad0;
     uint16_t sequence;
     uint32_t length;
     int32_t  priority;
 } xcb_sync_get_priority_reply_t;
 
 /** Opcode for xcb_sync_create_fence. */
 #define XCB_SYNC_CREATE_FENCE 14
 
 /**
  * @brief xcb_sync_create_fence_request_t
  **/
 typedef struct xcb_sync_create_fence_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_drawable_t   drawable;
     xcb_sync_fence_t fence;
     uint8_t          initially_triggered;
 } xcb_sync_create_fence_request_t;
 
 /** Opcode for xcb_sync_trigger_fence. */
 #define XCB_SYNC_TRIGGER_FENCE 15
 
 /**
  * @brief xcb_sync_trigger_fence_request_t
  **/
 typedef struct xcb_sync_trigger_fence_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_fence_t fence;
 } xcb_sync_trigger_fence_request_t;
 
 /** Opcode for xcb_sync_reset_fence. */
 #define XCB_SYNC_RESET_FENCE 16
 
 /**
  * @brief xcb_sync_reset_fence_request_t
  **/
 typedef struct xcb_sync_reset_fence_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_fence_t fence;
 } xcb_sync_reset_fence_request_t;
 
 /** Opcode for xcb_sync_destroy_fence. */
 #define XCB_SYNC_DESTROY_FENCE 17
 
 /**
  * @brief xcb_sync_destroy_fence_request_t
  **/
 typedef struct xcb_sync_destroy_fence_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_fence_t fence;
 } xcb_sync_destroy_fence_request_t;
 
 /**
  * @brief xcb_sync_query_fence_cookie_t
  **/
 typedef struct xcb_sync_query_fence_cookie_t {
     unsigned int sequence;
 } xcb_sync_query_fence_cookie_t;
 
 /** Opcode for xcb_sync_query_fence. */
 #define XCB_SYNC_QUERY_FENCE 18
 
 /**
  * @brief xcb_sync_query_fence_request_t
  **/
 typedef struct xcb_sync_query_fence_request_t {
     uint8_t          major_opcode;
     uint8_t          minor_opcode;
     uint16_t         length;
     xcb_sync_fence_t fence;
 } xcb_sync_query_fence_request_t;
 
 /**
  * @brief xcb_sync_query_fence_reply_t
  **/
 typedef struct xcb_sync_query_fence_reply_t {
     uint8_t  response_type;
     uint8_t  pad0;
     uint16_t sequence;
     uint32_t length;
     uint8_t  triggered;
     uint8_t  pad1[23];
 } xcb_sync_query_fence_reply_t;
 
 /** Opcode for xcb_sync_await_fence. */
 #define XCB_SYNC_AWAIT_FENCE 19
 
 /**
  * @brief xcb_sync_await_fence_request_t
  **/
 typedef struct xcb_sync_await_fence_request_t {
     uint8_t  major_opcode;
     uint8_t  minor_opcode;
     uint16_t length;
 } xcb_sync_await_fence_request_t;
 
 /** Opcode for xcb_sync_counter_notify. */
 #define XCB_SYNC_COUNTER_NOTIFY 0
 
 /**
  * @brief xcb_sync_counter_notify_event_t
  **/
 typedef struct xcb_sync_counter_notify_event_t {
     uint8_t            response_type;
     uint8_t            kind;
     uint16_t           sequence;
     xcb_sync_counter_t counter;
     xcb_sync_int64_t   wait_value;
     xcb_sync_int64_t   counter_value;
     xcb_timestamp_t    timestamp;
     uint16_t           count;
     uint8_t            destroyed;
     uint8_t            pad0;
 } xcb_sync_counter_notify_event_t;
 
 /** Opcode for xcb_sync_alarm_notify. */
 #define XCB_SYNC_ALARM_NOTIFY 1
 
 /**
  * @brief xcb_sync_alarm_notify_event_t
  **/
 typedef struct xcb_sync_alarm_notify_event_t {
     uint8_t          response_type;
     uint8_t          kind;
     uint16_t         sequence;
     xcb_sync_alarm_t alarm;
     xcb_sync_int64_t counter_value;
     xcb_sync_int64_t alarm_value;
     xcb_timestamp_t  timestamp;
     uint8_t          state;
     uint8_t          pad0[3];
 } xcb_sync_alarm_notify_event_t;
 
 /**
  * Get the next element of the iterator
  * @param i Pointer to a xcb_sync_alarm_iterator_t
  *
  * Get the next element in the iterator. The member rem is
  * decreased by one. The member data points to the next
  * element. The member index is increased by sizeof(xcb_sync_alarm_t)
  */
 void
 xcb_sync_alarm_next (xcb_sync_alarm_iterator_t *i);
 
 /**
  * Return the iterator pointing to the last element
  * @param i An xcb_sync_alarm_iterator_t
  * @return  The iterator pointing to the last element
  *
  * Set the current element in the iterator to the last element.
  * The member rem is set to 0. The member data points to the
  * last element.
  */
 xcb_generic_iterator_t
 xcb_sync_alarm_end (xcb_sync_alarm_iterator_t i);
 
 /**
  * Get the next element of the iterator
  * @param i Pointer to a xcb_sync_counter_iterator_t
  *
  * Get the next element in the iterator. The member rem is
  * decreased by one. The member data points to the next
  * element. The member index is increased by sizeof(xcb_sync_counter_t)
  */
 void
 xcb_sync_counter_next (xcb_sync_counter_iterator_t *i);
 
 /**
  * Return the iterator pointing to the last element
  * @param i An xcb_sync_counter_iterator_t
  * @return  The iterator pointing to the last element
  *
  * Set the current element in the iterator to the last element.
  * The member rem is set to 0. The member data points to the
  * last element.
  */
 xcb_generic_iterator_t
 xcb_sync_counter_end (xcb_sync_counter_iterator_t i);
 
 /**
  * Get the next element of the iterator
  * @param i Pointer to a xcb_sync_fence_iterator_t
  *
  * Get the next element in the iterator. The member rem is
  * decreased by one. The member data points to the next
  * element. The member index is increased by sizeof(xcb_sync_fence_t)
  */
 void
 xcb_sync_fence_next (xcb_sync_fence_iterator_t *i);
 
 /**
  * Return the iterator pointing to the last element
  * @param i An xcb_sync_fence_iterator_t
  * @return  The iterator pointing to the last element
  *
  * Set the current element in the iterator to the last element.
  * The member rem is set to 0. The member data points to the
  * last element.
  */
 xcb_generic_iterator_t
 xcb_sync_fence_end (xcb_sync_fence_iterator_t i);
 
 /**
  * Get the next element of the iterator
  * @param i Pointer to a xcb_sync_int64_iterator_t
  *
  * Get the next element in the iterator. The member rem is
  * decreased by one. The member data points to the next
  * element. The member index is increased by sizeof(xcb_sync_int64_t)
  */
 void
 xcb_sync_int64_next (xcb_sync_int64_iterator_t *i);
 
 /**
  * Return the iterator pointing to the last element
  * @param i An xcb_sync_int64_iterator_t
  * @return  The iterator pointing to the last element
  *
  * Set the current element in the iterator to the last element.
  * The member rem is set to 0. The member data points to the
  * last element.
  */
 xcb_generic_iterator_t
 xcb_sync_int64_end (xcb_sync_int64_iterator_t i);
 
 int
 xcb_sync_systemcounter_sizeof (const void  *_buffer);
 
 char *
 xcb_sync_systemcounter_name (const xcb_sync_systemcounter_t *R);
 
 int
 xcb_sync_systemcounter_name_length (const xcb_sync_systemcounter_t *R);
 
 xcb_generic_iterator_t
 xcb_sync_systemcounter_name_end (const xcb_sync_systemcounter_t *R);
 
 /**
  * Get the next element of the iterator
  * @param i Pointer to a xcb_sync_systemcounter_iterator_t
  *
  * Get the next element in the iterator. The member rem is
  * decreased by one. The member data points to the next
  * element. The member index is increased by sizeof(xcb_sync_systemcounter_t)
  */
 void
 xcb_sync_systemcounter_next (xcb_sync_systemcounter_iterator_t *i);
 
 /**
  * Return the iterator pointing to the last element
  * @param i An xcb_sync_systemcounter_iterator_t
  * @return  The iterator pointing to the last element
  *
  * Set the current element in the iterator to the last element.
  * The member rem is set to 0. The member data points to the
  * last element.
  */
 xcb_generic_iterator_t
 xcb_sync_systemcounter_end (xcb_sync_systemcounter_iterator_t i);
 
 /**
  * Get the next element of the iterator
  * @param i Pointer to a xcb_sync_trigger_iterator_t
  *
  * Get the next element in the iterator. The member rem is
  * decreased by one. The member data points to the next
  * element. The member index is increased by sizeof(xcb_sync_trigger_t)
  */
 void
 xcb_sync_trigger_next (xcb_sync_trigger_iterator_t *i);
 
 /**
  * Return the iterator pointing to the last element
  * @param i An xcb_sync_trigger_iterator_t
  * @return  The iterator pointing to the last element
  *
  * Set the current element in the iterator to the last element.
  * The member rem is set to 0. The member data points to the
  * last element.
  */
 xcb_generic_iterator_t
 xcb_sync_trigger_end (xcb_sync_trigger_iterator_t i);
 
 /**
  * Get the next element of the iterator
  * @param i Pointer to a xcb_sync_waitcondition_iterator_t
  *
  * Get the next element in the iterator. The member rem is
  * decreased by one. The member data points to the next
  * element. The member index is increased by sizeof(xcb_sync_waitcondition_t)
  */
 void
 xcb_sync_waitcondition_next (xcb_sync_waitcondition_iterator_t *i);
 
 /**
  * Return the iterator pointing to the last element
  * @param i An xcb_sync_waitcondition_iterator_t
  * @return  The iterator pointing to the last element
  *
  * Set the current element in the iterator to the last element.
  * The member rem is set to 0. The member data points to the
  * last element.
  */
 xcb_generic_iterator_t
 xcb_sync_waitcondition_end (xcb_sync_waitcondition_iterator_t i);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_sync_initialize_cookie_t
 xcb_sync_initialize (xcb_connection_t *c,
                      uint8_t           desired_major_version,
                      uint8_t           desired_minor_version);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will cause
  * a reply to be generated. Any returned error will be
  * placed in the event queue.
  */
 xcb_sync_initialize_cookie_t
 xcb_sync_initialize_unchecked (xcb_connection_t *c,
                                uint8_t           desired_major_version,
                                uint8_t           desired_minor_version);
 
 /**
  * Return the reply
  * @param c      The connection
  * @param cookie The cookie
  * @param e      The xcb_generic_error_t supplied
  *
  * Returns the reply of the request asked by
  *
  * The parameter @p e supplied to this function must be NULL if
  * xcb_sync_initialize_unchecked(). is used.
  * Otherwise, it stores the error if any.
  *
  * The returned value must be freed by the caller using free().
  */
 xcb_sync_initialize_reply_t *
 xcb_sync_initialize_reply (xcb_connection_t              *c,
                            xcb_sync_initialize_cookie_t   cookie  /**< */,
                            xcb_generic_error_t          **e);
 
 int
 xcb_sync_list_system_counters_sizeof (const void  *_buffer);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_sync_list_system_counters_cookie_t
 xcb_sync_list_system_counters (xcb_connection_t *c);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will cause
  * a reply to be generated. Any returned error will be
  * placed in the event queue.
  */
 xcb_sync_list_system_counters_cookie_t
 xcb_sync_list_system_counters_unchecked (xcb_connection_t *c);
 
 int
 xcb_sync_list_system_counters_counters_length (const xcb_sync_list_system_counters_reply_t *R);
 
 xcb_sync_systemcounter_iterator_t
 xcb_sync_list_system_counters_counters_iterator (const xcb_sync_list_system_counters_reply_t *R);
 
 /**
  * Return the reply
  * @param c      The connection
  * @param cookie The cookie
  * @param e      The xcb_generic_error_t supplied
  *
  * Returns the reply of the request asked by
  *
  * The parameter @p e supplied to this function must be NULL if
  * xcb_sync_list_system_counters_unchecked(). is used.
  * Otherwise, it stores the error if any.
  *
  * The returned value must be freed by the caller using free().
  */
 xcb_sync_list_system_counters_reply_t *
 xcb_sync_list_system_counters_reply (xcb_connection_t                        *c,
                                      xcb_sync_list_system_counters_cookie_t   cookie  /**< */,
                                      xcb_generic_error_t                    **e);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_create_counter_checked (xcb_connection_t   *c,
                                  xcb_sync_counter_t  id,
                                  xcb_sync_int64_t    initial_value);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_create_counter (xcb_connection_t   *c,
                          xcb_sync_counter_t  id,
                          xcb_sync_int64_t    initial_value);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_destroy_counter_checked (xcb_connection_t   *c,
                                   xcb_sync_counter_t  counter);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_destroy_counter (xcb_connection_t   *c,
                           xcb_sync_counter_t  counter);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_sync_query_counter_cookie_t
 xcb_sync_query_counter (xcb_connection_t   *c,
                         xcb_sync_counter_t  counter);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will cause
  * a reply to be generated. Any returned error will be
  * placed in the event queue.
  */
 xcb_sync_query_counter_cookie_t
 xcb_sync_query_counter_unchecked (xcb_connection_t   *c,
                                   xcb_sync_counter_t  counter);
 
 /**
  * Return the reply
  * @param c      The connection
  * @param cookie The cookie
  * @param e      The xcb_generic_error_t supplied
  *
  * Returns the reply of the request asked by
  *
  * The parameter @p e supplied to this function must be NULL if
  * xcb_sync_query_counter_unchecked(). is used.
  * Otherwise, it stores the error if any.
  *
  * The returned value must be freed by the caller using free().
  */
 xcb_sync_query_counter_reply_t *
 xcb_sync_query_counter_reply (xcb_connection_t                 *c,
                               xcb_sync_query_counter_cookie_t   cookie  /**< */,
                               xcb_generic_error_t             **e);
 
 int
 xcb_sync_await_sizeof (const void  *_buffer,
                        uint32_t     wait_list_len);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_await_checked (xcb_connection_t               *c,
                         uint32_t                        wait_list_len,
                         const xcb_sync_waitcondition_t *wait_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_await (xcb_connection_t               *c,
                 uint32_t                        wait_list_len,
                 const xcb_sync_waitcondition_t *wait_list);
 
 xcb_sync_waitcondition_t *
 xcb_sync_await_wait_list (const xcb_sync_await_request_t *R);
 
 int
 xcb_sync_await_wait_list_length (const xcb_sync_await_request_t *R);
 
 xcb_sync_waitcondition_iterator_t
 xcb_sync_await_wait_list_iterator (const xcb_sync_await_request_t *R);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_change_counter_checked (xcb_connection_t   *c,
                                  xcb_sync_counter_t  counter,
                                  xcb_sync_int64_t    amount);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_change_counter (xcb_connection_t   *c,
                          xcb_sync_counter_t  counter,
                          xcb_sync_int64_t    amount);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_set_counter_checked (xcb_connection_t   *c,
                               xcb_sync_counter_t  counter,
                               xcb_sync_int64_t    value);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_set_counter (xcb_connection_t   *c,
                       xcb_sync_counter_t  counter,
                       xcb_sync_int64_t    value);
 
 int
 xcb_sync_create_alarm_value_list_serialize (void                                     **_buffer,
                                             uint32_t                                   value_mask,
                                             const xcb_sync_create_alarm_value_list_t  *_aux);
 
 int
 xcb_sync_create_alarm_value_list_unpack (const void                          *_buffer,
                                          uint32_t                             value_mask,
                                          xcb_sync_create_alarm_value_list_t  *_aux);
 
 int
 xcb_sync_create_alarm_value_list_sizeof (const void  *_buffer,
                                          uint32_t     value_mask);
 
 int
 xcb_sync_create_alarm_sizeof (const void  *_buffer);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_create_alarm_checked (xcb_connection_t *c,
                                xcb_sync_alarm_t  id,
                                uint32_t          value_mask,
                                const void       *value_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_create_alarm (xcb_connection_t *c,
                        xcb_sync_alarm_t  id,
                        uint32_t          value_mask,
                        const void       *value_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_create_alarm_aux_checked (xcb_connection_t                         *c,
                                    xcb_sync_alarm_t                          id,
                                    uint32_t                                  value_mask,
                                    const xcb_sync_create_alarm_value_list_t *value_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_create_alarm_aux (xcb_connection_t                         *c,
                            xcb_sync_alarm_t                          id,
                            uint32_t                                  value_mask,
                            const xcb_sync_create_alarm_value_list_t *value_list);
 
 void *
 xcb_sync_create_alarm_value_list (const xcb_sync_create_alarm_request_t *R);
 
 int
 xcb_sync_change_alarm_value_list_serialize (void                                     **_buffer,
                                             uint32_t                                   value_mask,
                                             const xcb_sync_change_alarm_value_list_t  *_aux);
 
 int
 xcb_sync_change_alarm_value_list_unpack (const void                          *_buffer,
                                          uint32_t                             value_mask,
                                          xcb_sync_change_alarm_value_list_t  *_aux);
 
 int
 xcb_sync_change_alarm_value_list_sizeof (const void  *_buffer,
                                          uint32_t     value_mask);
 
 int
 xcb_sync_change_alarm_sizeof (const void  *_buffer);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_change_alarm_checked (xcb_connection_t *c,
                                xcb_sync_alarm_t  id,
                                uint32_t          value_mask,
                                const void       *value_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_change_alarm (xcb_connection_t *c,
                        xcb_sync_alarm_t  id,
                        uint32_t          value_mask,
                        const void       *value_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_change_alarm_aux_checked (xcb_connection_t                         *c,
                                    xcb_sync_alarm_t                          id,
                                    uint32_t                                  value_mask,
                                    const xcb_sync_change_alarm_value_list_t *value_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_change_alarm_aux (xcb_connection_t                         *c,
                            xcb_sync_alarm_t                          id,
                            uint32_t                                  value_mask,
                            const xcb_sync_change_alarm_value_list_t *value_list);
 
 void *
 xcb_sync_change_alarm_value_list (const xcb_sync_change_alarm_request_t *R);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_destroy_alarm_checked (xcb_connection_t *c,
                                 xcb_sync_alarm_t  alarm);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_destroy_alarm (xcb_connection_t *c,
                         xcb_sync_alarm_t  alarm);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_sync_query_alarm_cookie_t
 xcb_sync_query_alarm (xcb_connection_t *c,
                       xcb_sync_alarm_t  alarm);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will cause
  * a reply to be generated. Any returned error will be
  * placed in the event queue.
  */
 xcb_sync_query_alarm_cookie_t
 xcb_sync_query_alarm_unchecked (xcb_connection_t *c,
                                 xcb_sync_alarm_t  alarm);
 
 /**
  * Return the reply
  * @param c      The connection
  * @param cookie The cookie
  * @param e      The xcb_generic_error_t supplied
  *
  * Returns the reply of the request asked by
  *
  * The parameter @p e supplied to this function must be NULL if
  * xcb_sync_query_alarm_unchecked(). is used.
  * Otherwise, it stores the error if any.
  *
  * The returned value must be freed by the caller using free().
  */
 xcb_sync_query_alarm_reply_t *
 xcb_sync_query_alarm_reply (xcb_connection_t               *c,
                             xcb_sync_query_alarm_cookie_t   cookie  /**< */,
                             xcb_generic_error_t           **e);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_set_priority_checked (xcb_connection_t *c,
                                uint32_t          id,
                                int32_t           priority);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_set_priority (xcb_connection_t *c,
                        uint32_t          id,
                        int32_t           priority);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_sync_get_priority_cookie_t
 xcb_sync_get_priority (xcb_connection_t *c,
                        uint32_t          id);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will cause
  * a reply to be generated. Any returned error will be
  * placed in the event queue.
  */
 xcb_sync_get_priority_cookie_t
 xcb_sync_get_priority_unchecked (xcb_connection_t *c,
                                  uint32_t          id);
 
 /**
  * Return the reply
  * @param c      The connection
  * @param cookie The cookie
  * @param e      The xcb_generic_error_t supplied
  *
  * Returns the reply of the request asked by
  *
  * The parameter @p e supplied to this function must be NULL if
  * xcb_sync_get_priority_unchecked(). is used.
  * Otherwise, it stores the error if any.
  *
  * The returned value must be freed by the caller using free().
  */
 xcb_sync_get_priority_reply_t *
 xcb_sync_get_priority_reply (xcb_connection_t                *c,
                              xcb_sync_get_priority_cookie_t   cookie  /**< */,
                              xcb_generic_error_t            **e);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_create_fence_checked (xcb_connection_t *c,
                                xcb_drawable_t    drawable,
                                xcb_sync_fence_t  fence,
                                uint8_t           initially_triggered);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_create_fence (xcb_connection_t *c,
                        xcb_drawable_t    drawable,
                        xcb_sync_fence_t  fence,
                        uint8_t           initially_triggered);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_trigger_fence_checked (xcb_connection_t *c,
                                 xcb_sync_fence_t  fence);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_trigger_fence (xcb_connection_t *c,
                         xcb_sync_fence_t  fence);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_reset_fence_checked (xcb_connection_t *c,
                               xcb_sync_fence_t  fence);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_reset_fence (xcb_connection_t *c,
                       xcb_sync_fence_t  fence);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_destroy_fence_checked (xcb_connection_t *c,
                                 xcb_sync_fence_t  fence);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_destroy_fence (xcb_connection_t *c,
                         xcb_sync_fence_t  fence);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_sync_query_fence_cookie_t
 xcb_sync_query_fence (xcb_connection_t *c,
                       xcb_sync_fence_t  fence);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will cause
  * a reply to be generated. Any returned error will be
  * placed in the event queue.
  */
 xcb_sync_query_fence_cookie_t
 xcb_sync_query_fence_unchecked (xcb_connection_t *c,
                                 xcb_sync_fence_t  fence);
 
 /**
  * Return the reply
  * @param c      The connection
  * @param cookie The cookie
  * @param e      The xcb_generic_error_t supplied
  *
  * Returns the reply of the request asked by
  *
  * The parameter @p e supplied to this function must be NULL if
  * xcb_sync_query_fence_unchecked(). is used.
  * Otherwise, it stores the error if any.
  *
  * The returned value must be freed by the caller using free().
  */
 xcb_sync_query_fence_reply_t *
 xcb_sync_query_fence_reply (xcb_connection_t               *c,
                             xcb_sync_query_fence_cookie_t   cookie  /**< */,
                             xcb_generic_error_t           **e);
 
 int
 xcb_sync_await_fence_sizeof (const void  *_buffer,
                              uint32_t     fence_list_len);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  * This form can be used only if the request will not cause
  * a reply to be generated. Any returned error will be
  * saved for handling by xcb_request_check().
  */
 xcb_void_cookie_t
 xcb_sync_await_fence_checked (xcb_connection_t       *c,
                               uint32_t                fence_list_len,
                               const xcb_sync_fence_t *fence_list);
 
 /**
  *
  * @param c The connection
  * @return A cookie
  *
  * Delivers a request to the X server.
  *
  */
 xcb_void_cookie_t
 xcb_sync_await_fence (xcb_connection_t       *c,
                       uint32_t                fence_list_len,
                       const xcb_sync_fence_t *fence_list);
 
 xcb_sync_fence_t *
 xcb_sync_await_fence_fence_list (const xcb_sync_await_fence_request_t *R);
 
 int
 xcb_sync_await_fence_fence_list_length (const xcb_sync_await_fence_request_t *R);
 
 xcb_generic_iterator_t
 xcb_sync_await_fence_fence_list_end (const xcb_sync_await_fence_request_t *R);
 
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif
 
 /**
  * @}
  */

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