master from https://github.com/j6t/gitk
gitk: _search_exe is no longer needed
The _search_exe variable allows specifying the suffix used for executables,
typically {} on unix, .exe on Windows. But, the override code is now
used only on Windows, so _search_exe is no longer needed. Eliminate it.
Signed-off-by: Mark Levedahl <mlevedahl@gmail.com>
Signed-off-by: Johannes Sixt <j6t@kdbg.org>
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