[root@private-box2 ffmpeg]# ldd ./ffmpeg
        linux-vdso.so.1 =>  (0x00007fffd3713000)
        libavdevice.so.56 => not found
        libavfilter.so.5 => not found
        libavformat.so.56 => not found
        libavcodec.so.56 => not found
        libpostproc.so.53 => not found
        libswresample.so.1 => not found
        libswscale.so.3 => not found
        libavutil.so.54 => not found
        libm.so.6 => /lib64/libm.so.6 (0x0000003846c00000)
        libpthread.so.0 => /lib64/libpthread.so.0 (0x0000003846800000)
        libc.so.6 => /lib64/libc.so.6 (0x0000003845800000)
        /lib64/ld-linux-x86-64.so.2 (0x0000003845400000)