--- a/include/vorbis/codec.h
+++ b/include/vorbis/codec.h
@@ -168,7 +168,7 @@
 extern void     vorbis_comment_init(vorbis_comment *vc);
 extern void     vorbis_comment_add(vorbis_comment *vc, const char *comment);
 extern void     vorbis_comment_add_tag(vorbis_comment *vc,
-				       const char *tag, const char *contents);
+                                       const char *tag, const char *contents);
 extern char    *vorbis_comment_query(vorbis_comment *vc, const char *tag, int count);
 extern int      vorbis_comment_query_count(vorbis_comment *vc, const char *tag);
 extern void     vorbis_comment_clear(vorbis_comment *vc);
@@ -177,7 +177,7 @@
 extern int      vorbis_block_clear(vorbis_block *vb);
 extern void     vorbis_dsp_clear(vorbis_dsp_state *v);
 extern double   vorbis_granule_time(vorbis_dsp_state *v,
-				    ogg_int64_t granulepos);
+                                    ogg_int64_t granulepos);
 
 extern const char *vorbis_version_string(void);
 
@@ -186,10 +186,10 @@
 extern int      vorbis_analysis_init(vorbis_dsp_state *v,vorbis_info *vi);
 extern int      vorbis_commentheader_out(vorbis_comment *vc, ogg_packet *op);
 extern int      vorbis_analysis_headerout(vorbis_dsp_state *v,
-					  vorbis_comment *vc,
-					  ogg_packet *op,
-					  ogg_packet *op_comm,
-					  ogg_packet *op_code);
+                                          vorbis_comment *vc,
+                                          ogg_packet *op,
+                                          ogg_packet *op_comm,
+                                          ogg_packet *op_code);
 extern float  **vorbis_analysis_buffer(vorbis_dsp_state *v,int vals);
 extern int      vorbis_analysis_wrote(vorbis_dsp_state *v,int vals);
 extern int      vorbis_analysis_blockout(vorbis_dsp_state *v,vorbis_block *vb);
@@ -197,12 +197,12 @@
 
 extern int      vorbis_bitrate_addblock(vorbis_block *vb);
 extern int      vorbis_bitrate_flushpacket(vorbis_dsp_state *vd,
-					   ogg_packet *op);
+                                           ogg_packet *op);
 
 /* Vorbis PRIMITIVES: synthesis layer *******************************/
 extern int      vorbis_synthesis_idheader(ogg_packet *op);
 extern int      vorbis_synthesis_headerin(vorbis_info *vi,vorbis_comment *vc,
-					  ogg_packet *op);
+                                          ogg_packet *op);
 
 extern int      vorbis_synthesis_init(vorbis_dsp_state *v,vorbis_info *vi);
 extern int      vorbis_synthesis_restart(vorbis_dsp_state *v);