Type Definition libxslt::bindings::xmlRelaxNGValidityWarningFunc

type xmlRelaxNGValidityWarningFunc = Option<unsafe extern "C" fn(*mut c_void, *const i8, ...)>;

xmlRelaxNGValidityWarningFunc: @ctx: the validation context @msg: the message @...: extra arguments

Signature of a warning callback from a Relax-NG validation