Function rust_sodium_sys::crypto_box_open_detached_afternm

pub unsafe extern "C" fn crypto_box_open_detached_afternm(
    m: *mut u8, 
    c: *const u8, 
    mac: *const u8, 
    clen: c_ulonglong, 
    n: *const u8, 
    k: *const u8
) -> c_int