(svn r15216) -Feature: native support for Transport Tycoon (Original) savegames. Based on SVXConverter's source code and documentation by Roman Vetter

src/saveload/saveload.h

@@ -32,7 +32,9 @@ enum SavegameType {
 	SGT_TTD,    ///< TTD  savegame (can be detected incorrectly)
 	SGT_TTDP1,  ///< TTDP savegame ( -//- ) (data at NW border)
 	SGT_TTDP2,  ///< TTDP savegame in new format (data at SE border)
-	SGT_OTTD    ///< OTTD savegame
+	SGT_OTTD,   ///< OTTD savegame
+	SGT_TTO,    ///< TTO savegame
+	SGT_INVALID = 0xFF ///< broken savegame (used internally)
 };
 
 void GenerateDefaultSaveName(char *buf, const char *last);