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Official Samba-3 HOWTO and Reference Guide, The, Second Edition by Jelmer Vernooij, John H. Terpstra

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Chapter 41. Portability

Samba works on a wide range of platforms, but the interface all the platforms provide is not always compatible. This chapter contains platform-specific information about compiling and using Samba.

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Hewlett-Packard’s implementation of supplementary groups is nonstandard (for historical reasons). There are two group files, /etc/group and /etc/logingroup; the system maps UIDs to numbers using the former, but initgroups() reads the latter. Most system admins who know the ropes symlink /etc/group to /etc/logingroup (hard-link does not work for reasons too obtuse to go into here). initgroups() will complain if one of the groups you’re in, in /etc/logingroup, has what it considers to be an invalid ID, which means outside the ...

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