[mkgmap-dev] Commit r4908: update some values in unit tests to check that they work on the build system

Version mkgmap-r4908 was committed by gerd on Mon, 05 Jun 2023 update some values in unit tests to check that they work on the build system http://www.mkgmap.org.uk/websvn/revision.php?repname=mkgmap&rev=4908