开发环境：ubuntu10.10
gcc 4.4
我已经安装了g++, build-essential,编译mplayer-1.0rc2时出错：
tream/stream.a(network.o): In function `fixup_network_stream_cache':
network.c:(.text+0x30): undefined reference to `stream_cache_size'
stream/stream.a(asf_mmst_streaming.o): In function `asf_mmst_streaming_start':
asf_mmst_streaming.c:(.text+0xaa8): undefined reference to `audio_id'
asf_mmst_streaming.c:(.text+0x105c): undefined reference to `audio_id'
libvo/libosd.a(sub.o): In function `vo_update_osd':
sub.c:(.text+0x770): undefined reference to `sub_font_name'
sub.c:(.text+0x1138): undefined reference to `suboverlap_enabled'
sub.c:(.text+0x1770): undefined reference to `sub_font_name'
libvo/libosd.a(font_load_ft.o): In function `render_one_glyph':
font_load_ft.c:(.text+0x16b8): undefined reference to `font_factor'
libavcodec/libavcodec.a(utils.o): In function `avcodec_default_release_buffer':
utils.c:(.text+0x200): undefined reference to `disp_buf0'
utils.c:(.text+0x20c): undefined reference to `disp_buf1'
libavcodec/libavcodec.a(vp56.o): In function `vp56_decode_frame':
vp56.c:(.text+0x1f40): undefined reference to `disp_buf1'
vp56.c:(.text+0x2004): undefined reference to `disp_buf1'
libavcodec/libavcodec.a(wmadecfix.o): In function `wma_decode_init':
wmadecfix.c:(.text+0x2e38): undefined reference to `cpu_type_id'
collect2: ld returned 1 exit status
make: *** [mplayer] Error 1
在网上查找了相关的资料有网友也遇到了同样的问题，只是说缺少了什么库，但遗憾的是没有说缺少某个库，请哪位大侠帮忙指点一下，致谢！！！
