complex, cummax, cummin, cumprod, cumsum, det_ge_real, diag, digamma, file.link, file.show, file.symlink, for, function, gamma, gettext, if

* NULL the entry in nativeArrayTable instead of its copy
* updateNativeArrays cannot retain the buffers, because the underlying vector may be modified by the up-call

refactor GetNonSharedNode and use in more places, remove unnecessary materializeToShareable function and use materialize in Update… builtins