GH-114847: Raise FileNotFoundError when getcwd() returns '(unreachable)' #117481
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On Linux >= 2.6.36 with glibc < 2.27,
getcwd()
can return a relative pathname starting with '(unreachable)'. We detect this and fail with ENOENT, matching new glibc behaviour.See https://sourceware.org/bugzilla/show_bug.cgi?id=18203
posixpath.realpath()
#114847