Remove bashisms from configure.ac#810

mojaveazure merged 1 commit intomainTileDB-Inc/TileDB-R:mainfrom

paulhoffman/sc-64930/fix-bashisms-in-tiledb-r-and-release-an-updateTileDB-Inc/TileDB-R:paulhoffman/sc-64930/fix-bashisms-in-tiledb-r-and-release-an-updateCopy head branch name to clipboard