configure: Fix standalone compilation of aiff and caf muxers.

configure

@@ -2886,6 +2886,7 @@ vt_bt2020_deps="kCVImageBufferColorPrimaries_ITU_R_2020"
 
 # demuxers / muxers
 ac3_demuxer_select="ac3_parser"
+aiff_muxer_select="iso_media"
 asf_demuxer_select="riffdec"
 asf_o_demuxer_select="riffdec"
 asf_muxer_select="riffenc"
@@ -2893,6 +2894,7 @@ asf_stream_muxer_select="asf_muxer"
 avi_demuxer_select="iso_media riffdec exif"
 avi_muxer_select="riffenc"
 caf_demuxer_select="iso_media riffdec"
+caf_muxer_select="iso_media"
 dash_muxer_select="mp4_muxer"
 dirac_demuxer_select="dirac_parser"
 dts_demuxer_select="dca_parser"

libavformat/Makefile

@@ -83,7 +83,7 @@ OBJS-$(CONFIG_AEA_DEMUXER)               += aea.o pcm.o
 OBJS-$(CONFIG_AFC_DEMUXER)               += afc.o
 OBJS-$(CONFIG_AIFF_DEMUXER)              += aiffdec.o pcm.o isom.o \
                                             mov_chan.o
-OBJS-$(CONFIG_AIFF_MUXER)                += aiffenc.o isom.o id3v2enc.o
+OBJS-$(CONFIG_AIFF_MUXER)                += aiffenc.o id3v2enc.o
 OBJS-$(CONFIG_AIX_DEMUXER)               += aixdec.o
 OBJS-$(CONFIG_AMR_DEMUXER)               += amr.o
 OBJS-$(CONFIG_AMR_MUXER)                 += amr.o
@@ -123,7 +123,7 @@ OBJS-$(CONFIG_BRSTM_DEMUXER)             += brstm.o
 OBJS-$(CONFIG_C93_DEMUXER)               += c93.o voc_packet.o vocdec.o voc.o
 OBJS-$(CONFIG_CAF_DEMUXER)               += cafdec.o caf.o mov.o mov_chan.o \
                                             replaygain.o
-OBJS-$(CONFIG_CAF_MUXER)                 += cafenc.o caf.o riff.o isom.o
+OBJS-$(CONFIG_CAF_MUXER)                 += cafenc.o caf.o riff.o
 OBJS-$(CONFIG_CAVSVIDEO_DEMUXER)         += cavsvideodec.o rawdec.o
 OBJS-$(CONFIG_CAVSVIDEO_MUXER)           += rawenc.o
 OBJS-$(CONFIG_CDG_DEMUXER)               += cdg.o