[issue26708] Constify C string pointers in the posix module

[Roundup Robot]

Roundup Robot added the comment:

New changeset 7edf74098c76 by Serhiy Storchaka in branch 'default':
Issue #26708: Use the "const" qualifier for immutable strings.
https://hg.python.org/cpython/rev/7edf74098c76

----------
nosy: +python-dev

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue26708>
_______________________________________