diff --git a/stepmania/configure.ac b/stepmania/configure.ac
index 05d10e141d..a8a2ec5994 100644
--- a/stepmania/configure.ac
+++ b/stepmania/configure.ac
@@ -16,8 +16,6 @@ AC_SEARCH_LIBS(vorbis_comment_add, [vorbis], have_vorbis=yes,  have_vorbis=no)
 AC_SEARCH_LIBS(ogg_stream_init, [ogg], have_ogg=yes,  have_ogg=no)
 AC_SEARCH_LIBS(ov_open, [vorbisfile], have_vorbisfile=yes,  have_vorbisfile=no)
 AC_SEARCH_LIBS(mad_synth_init, [mad], have_mad=yes,  have_mad=no)
-AC_SEARCH_LIBS(id3_tag_parse, [id3tag], have_mad=yes,  have_mad=no)
-AC_SEARCH_LIBS(deflate, [z], have_libz=yes,  have_libz=no)
 
 AC_PROG_CC
 AC_PROG_CXX
@@ -28,21 +26,5 @@ AM_PATH_SDL
 # in a way that breaks some configurations.
 SDL_LIBS="`echo $SDL_LIBS | sed 's_-L/usr/lib/\?[[ $]]__'`"
 
-
-# For now, we're only using autoconf on Linux
-AH_TEMPLATE([WIN32],
-	[Indicates compilation on Windows])
-AH_TEMPLATE([LINUX],
-	[Indicates compilation on Linux])
-AC_DEFINE(LINUX)
-
-
-# Some extra defines
-AH_TEMPLATE([GL_COLOR_TABLE_FORMAT_EXT],
-	[Some systems (ie, Linux) don't define GL_COLOR_TABLE_FORMAT_EXT.
-	 In these cases, use GL_COLOR_TABLE_FORMAT instead])
-AC_CHECK_DECL(GL_COLOR_TABLE_FORMAT_EXT, [],
-	AC_DEFINE(GL_COLOR_TABLE_FORMAT_EXT,GL_COLOR_TABLE_FORMAT) )
-
 AC_OUTPUT([Makefile src/Makefile])