Fixes for powerpc64 libc_p

[Ulrich Drepper]

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Alan Modra wrote:

> rtld_search_dirs is declared as
> static struct r_search_path_struct rtld_search_dirs attribute_relro;
> ie. the struct will be write protected.

Fix your environment.  This can never trigger if you have a correct setup.

- --
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖
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