diff -r 4bf29d14edba -r c30fe89622df src/oldloader.cpp
--- a/src/oldloader.cpp	Sat Mar 10 11:07:13 2007 +0000
+++ b/src/oldloader.cpp	Sun Mar 11 16:31:18 2007 +0000
@@ -27,7 +27,7 @@
 	OLD_MAP_SIZE = 256 * 256
 };
 
-typedef struct LoadgameState {
+struct LoadgameState {
 	FILE *file;
 
 	uint chunk_size;
@@ -41,10 +41,10 @@
 
 	uint total_read;
 	bool failed;
-} LoadgameState;
+};
 
 /* OldChunk-Type */
-typedef enum OldChunkTypes {
+enum OldChunkType {
 	OC_SIMPLE    = 0,
 	OC_NULL      = 1,
 	OC_CHUNK     = 2,
@@ -78,20 +78,20 @@
 	OC_TILE      = OC_VAR_U32  | OC_FILE_U16,
 
 	OC_END       = 0 ///< End of the whole chunk, all 32bits set to zero
-} OldChunkType;
+};
 
 DECLARE_ENUM_AS_BIT_SET(OldChunkType);
 
 typedef bool OldChunkProc(LoadgameState *ls, int num);
 
-typedef struct OldChunks {
+struct OldChunks {
 	OldChunkType type;   ///< Type of field
 	uint32 amount;       ///< Amount of fields
 
 	void *ptr;           ///< Pointer where to save the data (may only be set if offset is 0)
 	uint offset;         ///< Offset from basepointer (may only be set if ptr is NULL)
 	OldChunkProc *proc;  ///< Pointer to function that is called with OC_CHUNK
-} OldChunks;
+};
 
 /* If it fails, check lines above.. */
 assert_compile(sizeof(TileIndex) == 4);
@@ -290,7 +290,7 @@
 
 extern uint32 GetOldTownName(uint32 townnameparts, byte old_town_name_type);
 
-static void FixOldTowns(void)
+static void FixOldTowns()
 {
 	Town *town;
 
@@ -303,7 +303,7 @@
 	}
 }
 
-static void FixOldStations(void)
+static void FixOldStations()
 {
 	Station *st;
 
@@ -315,7 +315,7 @@
 	}
 }
 
-static void FixOldVehicles(void)
+static void FixOldVehicles()
 {
 	/* Check for shared orders, and link them correctly */
 	Vehicle* v;
@@ -374,7 +374,7 @@
 static uint16 _old_string_id_2;
 static uint16 _old_extra_chunk_nums;
 
-static void ReadTTDPatchFlags(void)
+static void ReadTTDPatchFlags()
 {
 	int i;
 
@@ -486,9 +486,9 @@
 	AssignOrder(GetOrder(num), UnpackOldOrder(_old_order));
 
 	/* Relink the orders to eachother (in TTD(Patch) the orders for one
-	vehicle are behind eachother, with OT_NOTHING as indication that
+	vehicle are behind eachother, with an invalid order (OT_NOTHING) as indication that
 	it is the last order */
-	if (num > 0 && GetOrder(num)->type != OT_NOTHING)
+	if (num > 0 && GetOrder(num)->IsValid())
 		GetOrder(num - 1)->next = GetOrder(num);
 
 	return true;
@@ -1068,13 +1068,13 @@
 	 * Basically v->type -= 0x10; would suffice, but play safely */
 	switch (v->type) {
 		default: NOT_REACHED();
-		case 0x00 /*VEH_Invalid */: v->type = VEH_Invalid;  res = LoadChunk(ls, NULL,           vehicle_empty_chunk);    break;
-		case 0x10 /*VEH_Train   */: v->type = VEH_Train;    res = LoadChunk(ls, &v->u.rail,     vehicle_train_chunk);    break;
-		case 0x11 /*VEH_Road    */: v->type = VEH_Road;     res = LoadChunk(ls, &v->u.road,     vehicle_road_chunk);     break;
-		case 0x12 /*VEH_Ship    */: v->type = VEH_Ship;     res = LoadChunk(ls, &v->u.ship,     vehicle_ship_chunk);     break;
-		case 0x13 /*VEH_Aircraft*/: v->type = VEH_Aircraft; res = LoadChunk(ls, &v->u.air,      vehicle_air_chunk);      break;
-		case 0x14 /*VEH_Special */: v->type = VEH_Special;  res = LoadChunk(ls, &v->u.special,  vehicle_special_chunk);  break;
-		case 0x15 /*VEH_Disaster*/: v->type = VEH_Disaster; res = LoadChunk(ls, &v->u.disaster, vehicle_disaster_chunk); break;
+		case 0x00 /*VEH_INVALID */: v->type = VEH_INVALID;  res = LoadChunk(ls, NULL,           vehicle_empty_chunk);    break;
+		case 0x10 /*VEH_TRAIN   */: v->type = VEH_TRAIN;    res = LoadChunk(ls, &v->u.rail,     vehicle_train_chunk);    break;
+		case 0x11 /*VEH_ROAD    */: v->type = VEH_ROAD;     res = LoadChunk(ls, &v->u.road,     vehicle_road_chunk);     break;
+		case 0x12 /*VEH_SHIP    */: v->type = VEH_SHIP;     res = LoadChunk(ls, &v->u.ship,     vehicle_ship_chunk);     break;
+		case 0x13 /*VEH_AIRCRAFT*/: v->type = VEH_AIRCRAFT; res = LoadChunk(ls, &v->u.air,      vehicle_air_chunk);      break;
+		case 0x14 /*VEH_SPECIAL */: v->type = VEH_SPECIAL;  res = LoadChunk(ls, &v->u.special,  vehicle_special_chunk);  break;
+		case 0x15 /*VEH_DISASTER*/: v->type = VEH_DISASTER; res = LoadChunk(ls, &v->u.disaster, vehicle_disaster_chunk); break;
 	}
 
 	/* This chunk size should always be 10 bytes */
@@ -1209,7 +1209,7 @@
 		v->string_id = RemapOldStringID(_old_string_id);
 
 		/* Vehicle-subtype is different in TTD(Patch) */
-		if (v->type == VEH_Special) v->subtype = v->subtype >> 1;
+		if (v->type == VEH_SPECIAL) v->subtype = v->subtype >> 1;
 	}
 
 	return true;
@@ -1611,7 +1611,7 @@
 
 	fclose(ls.file);
 
-	_pause = 2;
+	_pause_game = 2;
 
 	return true;
 }