user@computer MINGW64 /r/ottd $ ./configure checking awk... awk detecting OS... MINGW checking build system type... x86_64-w64-mingw32 checking host system type... x86_64-w64-mingw32 checking universal build... no checking build cc... gcc checking host cc... gcc checking build c++... g++ checking host c++... g++ checking host windres... windres checking strip... disabled checking builtin depend... yes checking makedepend... disabled detecting cpu-type... 64 bits detecting SSE... found checking static... yes checking unicode... yes using debug level... no using desync debug level... no using link time optimization... no checking OSX sysroot... not OSX, skipping checking allegro... not found checking sdl... not found checking COCOA... not OSX, skipping checking GDI video driver... found checking dedicated... not selected checking console application... disabled (only used when forced) checking network... found checking squirrel... found checking translator... no checking assert... enabled checking zlib... not found checking liblzma... not found WARNING: lzma was not detected or disabled WARNING: OpenTTD doesn't require lzma, but it does mean that many features WARNING: (like loading most savegames/scenarios and joining most servers) WARNING: will be disabled. If you want to compile without lzma use --without-lzma as parameter