checking whether the gfortran linker (/usr/i686-pc-linux-gnu/bin/ld) supports shared libraries... yes checking dynamic linker characteristics... GNU/Linux ld.so checking how to hardcode library paths into programs... immediate checking for wx-config... /usr/bin/wx-config checking for wxWidgets version >= 2.8.4... no (version 2.6.4 is not new enough) configure: error: wxWidgets must be installed on your system but wx-config script couldn't be found. Please check that wx-config is in path, the directory where wxWidgets libraries are installed (returned by 'wx-config --libs' command) is in LD_LIBRARY_PATH or equivalent variable and wxWidgets version is 2.8.4 or above.