zstd_cctx_set_param
zret = zstd_cctx_set_param(ctx, ZSTD_c_blockDelimiters, ZSTD_sf_explicitBlockDelimiters);
size_t zstd_cctx_set_param(zstd_cctx *cctx, zstd_cparameter param, int value);
EXPORT_SYMBOL(zstd_cctx_set_param);