ZSTD_e_continue
if ( (flushMode == ZSTD_e_continue)
if ( (flushMode == ZSTD_e_continue)
FORWARD_IF_ERROR( ZSTD_compressStream2(zcs, output, input, ZSTD_e_continue) , "");
&& (endOp == ZSTD_e_continue) /* no flush requested, more input to come */