ldd ufo2000 
        linux-gate.so.1 =>  (0xb7f16000)
        libexpat.so.1 => /usr/lib/libexpat.so.1 (0xb7ee6000)
        libpng12.so.0 => /usr/lib/libpng12.so.0 (0xb7ec3000)
        libz.so.1 => /usr/lib/libz.so.1 (0xb7eaf000)
        liballeg.so.4.2 => /usr/lib/liballeg.so.4.2 (0xb7db2000)
        libpthread.so.0 => /lib/tls/libpthread.so.0 (0xb7da0000)
        libXxf86vm.so.1 => /usr/lib/libXxf86vm.so.1 (0xb7d9a000)
        libXcursor.so.1 => /usr/lib/libXcursor.so.1 (0xb7d91000)
        libXpm.so.4 => /usr/lib/libXpm.so.4 (0xb7d81000)
        libXext.so.6 => /usr/lib/libXext.so.6 (0xb7d73000)
        libX11.so.6 => /usr/lib/libX11.so.6 (0xb7c87000)
        libdl.so.2 => /lib/tls/libdl.so.2 (0xb7c83000)
        libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb7b9d000)
        libm.so.6 => /lib/tls/libm.so.6 (0xb7b78000)
        libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb7b6d000)
        libc.so.6 => /lib/tls/libc.so.6 (0xb7a3b000)
        /lib/ld-linux.so.2 (0xb7f17000)
        libXrender.so.1 => /usr/lib/libXrender.so.1 (0xb7a33000)
        libXfixes.so.3 => /usr/lib/libXfixes.so.3 (0xb7a2d000)
        libXau.so.6 => /usr/lib/libXau.so.6 (0xb7a2a000)
        libXdmcp.so.6 => /usr/lib/libXdmcp.so.6 (0xb7a25000)