pub unsafe extern "C" fn mysql_stmt_attr_set(
stmt: *mut MYSQL_STMT,
attr_type: enum_stmt_attr_type,
attr: *const c_void,
) -> my_bool
pub unsafe extern "C" fn mysql_stmt_attr_set(
stmt: *mut MYSQL_STMT,
attr_type: enum_stmt_attr_type,
attr: *const c_void,
) -> my_bool