Function lilv_sys::lilv_plugin_get_num_ports_of_class_va

pub unsafe extern "C" fn lilv_plugin_get_num_ports_of_class_va(
    plugin: *const LilvPlugin, 
    class_1: *const LilvNode, 
    args: *mut __va_list_tag
) -> u32

Variant of lilv_plugin_get_num_ports_of_class() that takes a va_list.

This function calls va_arg() on args but does not call va_end().