Function nginx::SSL_CTX_set_cert_verify_callback

pub unsafe extern "C" fn SSL_CTX_set_cert_verify_callback(
    ctx: *mut SSL_CTX, 
    cb: Option<unsafe extern "C" fn(arg1: *mut X509_STORE_CTX, arg2: *mut c_void) -> c_int>, 
    arg: *mut c_void
)