242          havege, ctr_drbg, hmac_drbg,  member
303                 todo.hmac_drbg = 1;  in main()
590     if( todo.hmac_drbg )  in main()
592         mbedtls_hmac_drbg_context hmac_drbg;  in main()  local
595         mbedtls_hmac_drbg_init( &hmac_drbg );  in main()
601         if( mbedtls_hmac_drbg_seed( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )  in main()
604                 if( mbedtls_hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )  in main()
606         mbedtls_hmac_drbg_free( &hmac_drbg );  in main()
608         if( mbedtls_hmac_drbg_seed( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )  in main()
610         mbedtls_hmac_drbg_set_prediction_resistance( &hmac_drbg,  in main()
613                 if( mbedtls_hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )  in main()
615         mbedtls_hmac_drbg_free( &hmac_drbg );  in main()
622         if( mbedtls_hmac_drbg_seed( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )  in main()
625                 if( mbedtls_hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )  in main()
627         mbedtls_hmac_drbg_free( &hmac_drbg );  in main()
629         if( mbedtls_hmac_drbg_seed( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )  in main()
631         mbedtls_hmac_drbg_set_prediction_resistance( &hmac_drbg,  in main()
634                 if( mbedtls_hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )  in main()
636         mbedtls_hmac_drbg_free( &hmac_drbg );  in main()