OSSL_DECODER_CTX_add_extra
&& OSSL_DECODER_CTX_add_extra(ctx, libctx, propquery)
int OSSL_DECODER_CTX_add_extra(OSSL_DECODER_CTX *ctx,
if (!OSSL_DECODER_CTX_add_extra(ctx->_.file.decoderctx,
if (!OSSL_DECODER_CTX_add_extra(ctx->dctx, libctx, ctx->propq)) {