在ubuntu下用ndk编译ffmpeg的问题_course

在ubuntu下用ndk编译ffmpeg的时候出现了这个错误：  这个是我的sh文件： make clean export PREBUILT=$NDK/toolchains/arm-linux-androideabi-4.8/prebuilt export PLATFORM=$NDK/platforms/android-8/arch-arm export PREFIX=../ff-pure-onelib build_one(){ ./configure --target-os=linux --prefix=$PREFIX \ --enable-cross-compile \ --enable-runtime-cpudetect \ --disable-asm \ --arch=arm \ --cc=$PREBUILT/linux-x86/bin/arm-linux-androideabi-gcc \ --cross-prefix=$PREBUILT/linux-x86/bin/arm-linux-androideabi- \ --disable-stripping \ --nm=$PREBUILT/linux-x86/bin/arm-linux-androideabi-nm \ --sysroot=$PLATFORM \ --enable-gpl \ --enable-static \ --disable-shared \ --enable-nonfree \ --enable-version3 \ --enable-small \ --enable-zlib \ --disable-ffprobe \ --disable-ffplay \ --disable-ffmpeg \ --disable-ffserver \ --disable-debug \ --extra-cflags="-fPIC -DANDROID -D__thumb__ -mthumb -Wfatal-errors -Wno-deprecated -mfloat-abi=softfp -marm -march=armv7-a" } build_one make make install $PREBUILT/linux-x86/bin/arm-linux-androideabi-ld -rpath-link=$PLATFORM/usr/lib -L$PLATFORM/usr/lib -L$PREFIX/lib -soname libffmpeg.so -shared -nostdlib -Bsymbolic --whole-archive --no-undefined -o $PREFIX/libffmpeg.so libavcodec/libavcodec.a libavfilter/libavfilter.a libswresample/libswresample.a libavformat/libavformat.a libavutil/libavutil.a libswscale/libswscale.a libpostproc/libpostproc.a libavdevice/libavdevice.a -lc -lm -lz -ldl -llog --dynamic-linker=/system/bin/linker $PREBUILT/linux-x86/lib/gcc/arm-linux-androideabi/4.8/libgcc.a