[x264-devel] x264 failed to make.

[王庭茂]

When I finish ./configure and run make, I get the following errors:

    /usr/local/lib/libavcodec.a(opusdec.o): In function
`opus_decode_subpacket':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:376: undefined reference to
`swr_is_initialized'
    /usr/local/lib/libavcodec.a(opusdec.o): In function `opus_decode_frame':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:222: undefined reference to
`swr_is_initialized'
    /usr/local/lib/libavcodec.a(opusdec.o): In function
`opus_init_resample':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:163: undefined reference to
`swr_init'
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:169: undefined reference to
`swr_convert'
    /usr/local/lib/libavcodec.a(opusdec.o): In function `opus_decode_frame':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:236: undefined reference to
`swr_convert'
    /usr/local/lib/libavcodec.a(opusdec.o): In function
`opus_flush_resample':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:117: undefined reference to
`swr_convert'
    /usr/local/lib/libavcodec.a(opusdec.o): In function
`opus_decode_subpacket':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:408: undefined reference to
`swr_close'
    /usr/local/lib/libavcodec.a(opusdec.o): In function `opus_decode_flush':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:563: undefined reference to
`swr_close'
    /usr/local/lib/libavcodec.a(opusdec.o): In function `opus_decode_close':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:585: undefined reference to
`swr_free'
    /usr/local/lib/libavcodec.a(opusdec.o): In function `opus_decode_init':
    /root/ffmpeg-2.5.4/libavcodec/opusdec.c:638: undefined reference to
`swr_alloc'
    /usr/local/lib/libavcodec.a(tiff.o): In function `tiff_uncompress_lzma':
    /root/ffmpeg-2.5.4/libavcodec/tiff.c:396: undefined reference to
`lzma_stream_decoder'
    /root/ffmpeg-2.5.4/libavcodec/tiff.c:401: undefined reference to
`lzma_code'
    /root/ffmpeg-2.5.4/libavcodec/tiff.c:402: undefined reference to
`lzma_end'
    collect2: error: ld returned 1 exit status

Need for help!
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