make[1]: Entering directory `/home/ffmpeg/libavcodec'
gcc -I"/home/ffmpeg"/libswscale  -DHAVE_AV_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_ISOC9X_SOURCE -I"/home/ffmpeg" -I"/home/ffmpeg" -I"/home/ffmpeg"/libavutil -I/usr/local/include -fomit-frame-pointer -g -Wdeclaration-after-statement -Wall -Wno-switch -Wdisabled-optimization -Wpointer-arith -Wredundant-decls -O3  -c -o amr.o amr.c
In file included from amr.c:66:
avcodec.h:2482: warning: `ImgReSampleContext' is deprecated (declared at avcodec.h:2469)
avcodec.h:2485: warning: `ImgReSampleContext' is deprecated (declared at avcodec.h:2469)
amr.c: In function `amr_wb_decode_frame':
amr.c:666: error: `block_size' undeclared (first use in this function)
amr.c:666: error: (Each undeclared identifier is reported only once
amr.c:666: error: for each function it appears in.)
make[1]: *** [amr.o] Error 1
make[1]: Leaving directory `/home/ffmpeg/libavcodec'
make: *** [lib] Error 2