$ makecc -I./ -lm apiexample.c -o apiexample/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0xdb): undefined reference to `_avcodec_find_decoder'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x10d): undefined reference to `_avcodec_alloc_context'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x115): undefined reference to `_avcodec_alloc_frame'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x149): undefined reference to `_avcodec_open'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x22e): undefined reference to `_avcodec_decode_video'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x32e): undefined reference to `_avcodec_decode_video'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x3d2): undefined reference to `_avcodec_close'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x3dd): undefined reference to `_av_free'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x3e8): undefined reference to `_av_free'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x425): undefined reference to `_avcodec_init'/cygdrive/c/TEMP/ccwvz8j6.o:apiexample.c:(.text+0x42a): undefined reference to `_avcodec_register_all'collect2: ld returned 1 exit statusmake: *** [apiexample] Error 1