--- libavcodec/audiotoolboxenc.c.orig	2016-05-18 05:07:43.000000000 -0700
+++ libavcodec/audiotoolboxenc.c	2016-05-18 05:09:16.000000000 -0700
@@ -66,8 +66,10 @@
             return kAudioFormatMPEG4AAC_HE_V2;
         case FF_PROFILE_AAC_LD:
             return kAudioFormatMPEG4AAC_LD;
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
         case FF_PROFILE_AAC_ELD:
             return kAudioFormatMPEG4AAC_ELD;
+#endif
         }
     case AV_CODEC_ID_ADPCM_IMA_QT:
         return kAudioFormatAppleIMA4;