remove unused variables

stepmania/src/IniFile.cpp

@@ -48,7 +48,6 @@ bool IniFile::ReadFile()
 	CFileStatus status;
 	if (!file.GetStatus(path,status))
 		return 0;
-	int curkey = -1, curval = -1;
 	if (!file.Open(path, CFile::modeRead))
 	{
 		error = "Unable to open ini file.";

stepmania/src/ScreenEditMenu.cpp

@@ -141,8 +141,7 @@ void ScreenEditMenu::MenuStart( PlayerNumber pn )
 
 	GAMESTATE->m_pCurSong = Selector.GetSelectedSong();
 
-	// find the first style that matches this notes type
-	GameDef* pGameDef = GAMESTATE->GetCurrentGameDef();
+	// get the style
 	GAMESTATE->m_CurStyle = Selector.GetSelectedStyle();
 	GAMESTATE->m_pCurNotes[PLAYER_1] = Selector.GetSelectedNotes();
 

stepmania/src/SongManager.cpp

@@ -66,7 +66,6 @@ void SongManager::InitSongArrayFromDisk( void(*callback)() )
 
 	for( i=0; i<m_pSongs.GetSize(); i++ )
 	{
-		Song* pSong = m_pSongs[i];
 		const CString sGroupName = m_pSongs[i]->m_sGroupName;
 
 		if( m_arrayGroupNames.GetSize() == 0  ||  m_arrayGroupNames[m_arrayGroupNames.GetSize()-1] != sGroupName )