Revision history for Dir::TempChdir.

0.05  2024-01-27
  - Added #define NEED_caller_cx to XS to silence some cpantesters.

0.04  2024-01-26
  - Added XS code to import O_PATH or O_SEARCH if available.
  - pushd(): Open "." with O_PATH or O_SEARCH if available.
  - Switched from Module::Build to ExtUtils::MakeMaker.
  - POD improvements.

0.03  2023-12-15
  - Overload 'bool' to avoid comparison with possibly undef getcwd() from '""'.
  - POD improvements.

0.02  2023-12-14
  - pushd(): Skip opendir() if fchdir() is absent as we can't use the handle.
  - pushd(): Use File::Spec->curdir() instead of "." for opendir().
  - Minor optimizations.
  - POD improvements.

0.01  2023-12-09
  - Initial version.
