/usr/bin/ld: /usr/local/lib/libvpx.a(vpx_decoder.c.o): relocation R_X86_64_32 against `a local symbol' can not be used when making a shared object; recompile with -fPIC
/usr/local/lib/libvpx.a: could not read symbols: Bad value
collect2: ld returned 1 exit status
make: *** [libavcodec/libavcodec.so.54] Error 1