QUIC: optimized datagram expansion with half-RTT tickets. As shown in RFC 8446, section 2.2, Figure 3, and further specified in section 4.6.1, BoringSSL releases session tickets in Application Data (along with Finished) early, based on a precalculated client Finished transcript, once client signalled early data in extensions.

/*
 * Copyright (C) Maxim Dounin
 * Copyright (C) Nginx, Inc.
 */


#include <ngx_config.h>
#include <ngx_core.h>


#if (NGX_HAVE_DLOPEN)

char *
ngx_dlerror(void)
{
    char  *err;

    err = (char *) dlerror();

    if (err == NULL) {
        return "";
    }

    return err;
}

#endif