Function vips_sys::g_param_spec_int64

pub unsafe extern "C" fn g_param_spec_int64(
    name: *const gchar, 
    nick: *const gchar, 
    blurb: *const gchar, 
    minimum: gint64, 
    maximum: gint64, 
    default_value: gint64, 
    flags: GParamFlags
) -> *mut GParamSpec