### From "vorbis/codec.h"
ogg_stream_packetin
ogg_stream_pageout
ogg_sync_init
ogg_sync_clear
#ogg_sync_destroy
ogg_sync_reset
ogg_sync_buffer
ogg_sync_wrote
ogg_sync_pageseek
ogg_sync_pageout
ogg_stream_pagein
ogg_stream_packetout
ogg_stream_init
ogg_stream_clear
ogg_stream_reset
ogg_stream_destroy
ogg_stream_eof
ogg_page_version
ogg_page_continued
ogg_page_bos
ogg_page_eos
ogg_page_frameno
ogg_page_serialno
ogg_page_pageno
vorbis_info_init
vorbis_info_clear
vorbis_comment_init
vorbis_comment_add 
vorbis_comment_clear
vorbis_block_init
vorbis_block_clear
vorbis_dsp_clear
vorbis_analysis_init
vorbis_analysis_headerout
vorbis_analysis_buffer
vorbis_analysis_wrote
vorbis_analysis_blockout
vorbis_analysis
vorbis_synthesis_headerin
vorbis_synthesis_init
vorbis_synthesis
vorbis_synthesis_blockin
vorbis_synthesis_pcmout
vorbis_synthesis_read
strdup