Function openmpt_sys::openmpt_module_ctl_get_boolean

pub unsafe extern "C" fn openmpt_module_ctl_get_boolean(
    mod_: *mut openmpt_module,
    ctl: *const c_char
) -> c_int

\brief Get current ctl boolean value

\param mod The module handle to work on. \param ctl The ctl key whose value should be retrieved. \return The associated ctl value, or NULL on failure. \sa openmpt_module_get_ctls \since 0.5.0