gcc -fomit-frame-pointer -pthread -c -o /tmp/ffmpeg-conf--29751-.o /tmp/ffmpeg-conf--29751-.c gcc -Wl,--warn-common -Wl,--as-needed -pthread -o /tmp/ffmpeg-conf--29751- /tmp/ffmpeg-conf--29751-.o -lm -lz -ldts -lm -lgsm -lmp3lame -lm -lvorbis -lvorbis enc -logg -logg -lxvidcore -lx264 /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/libx264.a(encoder.o): In function `x264_encoder_open': (.text+0xa09): undefined reference to `pow' /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/libx264.a(encoder.o): In function `x264_encoder_open': (.text+0xa6f): undefined reference to `pow' /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/libx264.a(encoder.o): In function `x264_encoder_open': (.text+0xeed): undefined reference to `pow' /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/libx264.a(encoder.o): In function `x264_encoder_open': (.text+0xf17): undefined reference to `pow' /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/libx264.a(ratecontrol.o): In function `qscale2bits': (.text+0xb6): undefined reference to `pow' /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/libx264.a(ratecontrol.o):(.text+0x7aa): more undefined references to `pow' follow collect2: ld returned 1 exit status ERROR: x264 not found