Function x11::xlib::XcmsSetCompressionProc

pub unsafe extern "C" fn XcmsSetCompressionProc(
    _3: XcmsCCC, 
    _2: Option<unsafe extern "C" fn(_: XcmsCCC, _: *mut XcmsColor, _: c_uint, _: c_uint, _: *mut c_int) -> c_int>, 
    _1: *mut c_char
) -> Option<unsafe extern "C" fn(_: XcmsCCC, _: *mut XcmsColor, _: c_uint, _: c_uint, _: *mut c_int) -> c_int>