ffmpeg: ‘kAudioFormatMPEG4AAC_ELD’ undeclared

>>> gcc -I. -I./ -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -I./compat/dispatch_semaphore -DPIC -DZLIB_CONST -DHAVE_AV_CONFIG_H -std=c99 -fomit-frame-pointer -fPIC -pthread -g -Wdeclaration-after-statement -Wall -Wdisabled-optimization -Wpointer-arith -Wredundant-decls -Wwrite-strings -Wundef -Wmissing-prototypes -Wno-pointer-to-int-cast -Wstrict-prototypes -Wempty-body -Wno-parentheses -Wno-switch -Wno-format-zero-length -Wno-pointer-sign -O3 -fno-math-errno -mllvm -stack-alignment=16  -MMD -MF libavcodec/audiotoolboxenc.d -MT libavcodec/audiotoolboxenc.o -c -o libavcodec/audiotoolboxenc.o libavcodec/audiotoolboxenc.c

libavcodec/audiotoolboxenc.c: In function ‘ffat_get_format_id’:
libavcodec/audiotoolboxenc.c:68: error: ‘kAudioFormatMPEG4AAC_ELD’ undeclared (first use in this function)
libavcodec/audiotoolboxenc.c:68: error: (Each undeclared identifier is reported only once
libavcodec/audiotoolboxenc.c:68: error: for each function it appears in.)