Function iwlog

pub unsafe extern "C" fn iwlog(
    lvl: iwlog_lvl,
    ecode: iwrc,
    file: *const c_char,
    line: c_int,
    fmt: *const c_char,
    ...
) -> iwrc

@brief Logs a message. @param lvl Logging level. @param ecode Error code or zero. @param file Module file, can be NULL @param line Line in module. @param fmt Printf like message format. @return