My configure paramaters:
./configure --disable-debug --enable-memalign-hack --enable-shared --enable-a52 --enable-faac --enable-faad --enable-faadbin --enable-gpl --enable-mp3lame --enable-libogg --enable-pp --enable-pthreads --enable-xvid --enable-x264 --extra-cflags=-I/usr/local/include --extra-ldflags=-L/usr/local/lib

But it failed to link ffmpeg binary, error message:

gmake -C libavcodec/libpostproc all
gmake[1]: Entering directory `/usr/home/ibmtest/wing/FFMpeg-2006032300/libavcodec/libpostproc'
gmake[1]: Nothing to be done for `all'.
gmake[1]: Leaving directory `/usr/home/ibmtest/wing/FFMpeg-2006032300/libavcodec/libpostproc'
gcc -Wl,--warn-common -export-dynamic -pthread -L/usr/local/lib -g -o ffmpeg_g ffmpeg.o cmdutils.o -L./libavformat -lavformat -L./libavcodec -lavcodec -L./libavutil -lavutil -lm -lfaac -lfaad -lmp3lame -logg -lxvidcore -lx264 -lz
ffmpeg.o(.rodata+0x3a8): undefined reference to `loop_input'
gmake: *** [ffmpeg_g] Error 1