pub unsafe extern "C" fn xmlCharEncInFunc(
handler: *mut xmlCharEncodingHandler,
out: *mut _xmlBuffer,
in_: *mut _xmlBuffer,
) -> c_intpub unsafe extern "C" fn xmlCharEncInFunc(
handler: *mut xmlCharEncodingHandler,
out: *mut _xmlBuffer,
in_: *mut _xmlBuffer,
) -> c_int