[−][src]Constant xcb::ffi::xproto::XCB_PROP_MODE_PREPEND
pub const XCB_PROP_MODE_PREPEND: xcb_prop_mode_t
Insert the new data before the beginning of existing data. The format
must
match existing property value. If the property is undefined, it is treated as
defined with the correct type and format with zero-length data.