decoder/wildmidi: remove suport for libwildmidi 0.2.2 or older

INSTALL

@@ -102,7 +102,7 @@ For C64 SID support.
 libfluidsynth - http://fluidsynth.resonance.org/
 For MIDI support.
 
-libwildmidi - http://wildmidi.sourceforge.net/
+libwildmidi 0.2.3 - http://wildmidi.sourceforge.net/
 For MIDI support.
 
 libsndfile - http://www.mega-nerd.com/libsndfile/

configure.ac

@@ -1080,10 +1080,6 @@ if test x$enable_wildmidi = xyes; then
 	AC_CHECK_LIB(WildMidi, WildMidi_Init,,
 		AC_MSG_ERROR([libwildmidi not found]))
 
-	AC_CHECK_LIB(WildMidi, WildMidi_SampledSeek,
-		[AC_DEFINE(HAVE_WILDMIDI_SAMPLED_SEEK, 1,
-			[Defined if WildMidi_SampledSeek() is available (libwildmidi <= 0.2.2)])])
-
 	CFLAGS=$oldcflags
 	LIBS=$oldlibs
 	CPPFLAGS=$oldcppflags

src/decoder/WildmidiDecoderPlugin.cxx

@@ -106,11 +106,7 @@ wildmidi_file_decode(struct decoder *decoder, const char *path_fs)
 			unsigned long seek_where = WILDMIDI_SAMPLE_RATE *
 				decoder_seek_where(decoder);
 
-#ifdef HAVE_WILDMIDI_SAMPLED_SEEK
-			WildMidi_SampledSeek(wm, &seek_where);
-#else
 			WildMidi_FastSeek(wm, &seek_where);
-#endif
 			decoder_command_finished(decoder);
 			cmd = DecoderCommand::NONE;
 		}