Declare CAF demuxer dependency on mpegaudio

Originally committed as revision 21904 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/Makefile

@@ -453,6 +453,7 @@ OBJS-$(CONFIG_ADPCM_YAMAHA_ENCODER)       += adpcm.o
 
 # libavformat dependencies
 OBJS-$(CONFIG_ADTS_MUXER)              += mpeg4audio.o
+OBJS-$(CONFIG_CAF_DEMUXER)             += mpeg4audio.o mpegaudiodata.o
 OBJS-$(CONFIG_DV_DEMUXER)              += dvdata.o
 OBJS-$(CONFIG_DV_MUXER)                += dvdata.o
 OBJS-$(CONFIG_FLAC_DEMUXER)            += flacdec.o flacdata.o flac.o