Provided by: libxcb-doc_1.15-1ubuntu2_all 
      
    
NAME
       xcb_xfixes_union_region -
SYNOPSIS
       #include <xcb/xfixes.h>
   Request function
       xcb_void_cookie_t xcb_xfixes_union_region(xcb_connection_t *conn, xcb_xfixes_region_t source1,
              xcb_xfixes_region_t source2, xcb_xfixes_region_t destination);
REQUEST ARGUMENTS
       conn      The XCB connection to X11.
       source1   TODO: NOT YET DOCUMENTED.
       source2   TODO: NOT YET DOCUMENTED.
       destination
                 TODO: NOT YET DOCUMENTED.
DESCRIPTION
RETURN VALUE
       Returns an xcb_void_cookie_t. Errors (if any) have to be handled in the event loop.
       If  you  want  to  handle  errors  directly  with  xcb_request_check  instead,  use  xcb_xfixes_union_re‐
       gion_checked. See xcb-requests(3) for details.
ERRORS
       This request does never generate any errors.
SEE ALSO
AUTHOR
       Generated from xfixes.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.
X Version 11                                       libxcb 1.15                        xcb_xfixes_union_region(3)