Fix compiler warnings, bump rev.

Author: damieng

Source/DiskImageManager.lpi

@@ -30,7 +30,7 @@
       <AutoIncrementBuild Value="True"/>
       <MajorVersionNr Value="2"/>
       <MinorVersionNr Value="8"/>
-      <RevisionNr Value="1"/>
+      <RevisionNr Value="2"/>
       <BuildNr Value="108"/>
       <StringTable CompanyName="Envy Technologies" InternalName="Disk Image Manager" LegalCopyright="Copyright 2002-2024 Damien Guard." OriginalFilename="DiskImageManager.exe" ProductName="Disk Image Manager"/>
     </VersionInfo>

Source/DiskImageManager.res

@@ -497,6 +497,7 @@ function TDSKImage.FindText(From: TDSKSector; Text: string; CaseSensitive: boole
 var
   NextSector: TDSKSector;
 begin
+  Result := nil;
   if From = nil then
     NextSector := Disk.Side[0].Track[0].Sector[0]
   else
@@ -532,6 +533,7 @@ function TDSKImage.LoadFileDSK(DiskFile: TStream): boolean;
 begin
   Result := False;
   FoundIncorrectTrackMarkers := False;
+  NextTrackPosition := 0;
 
   DiskFile.ReadBuffer(DSKInfoBlock, SizeOf(DSKInfoBlock));
 
@@ -1353,6 +1355,7 @@ function TDSKTrack.GetFirstLogicalSector: TDSKSector;
 var
   Sector: TDSKSector;
 begin
+  Result := nil;
   if not IsFormatted then exit;
 
   Result := self.Sector[0];

Source/DskImage.pas

@@ -280,7 +280,7 @@ procedure TDSKFileSystem.TryPlus3DOSHeader(Data: array of byte; DiskFile: TDSKFi
   Sig: string;
   CalcChecksum: byte;
   Idx: integer;
-  Length, Param1, Param2: word;
+  Param1: word;
 begin
   Sig := StrBlockClean(Data, 0, 8);
   if Sig <> 'PLUS3DOS' then exit;
@@ -294,9 +294,7 @@ procedure TDSKFileSystem.TryPlus3DOSHeader(Data: array of byte; DiskFile: TDSKFi
   DiskFile.Size := Data[11] + (Data[12] << 8) + (Data[13] << 16) + (Data[14] << 24);
   DiskFile.HeaderSize := 128;
 
-  Length := Data[16] + (Data[17] << 8);
   Param1 := Data[18] + (Data[19] << 8);
-  Param2 := Data[20] + (Data[21] << 8);
 
   case Data[15] of
     0: begin
@@ -307,7 +305,7 @@ procedure TDSKFileSystem.TryPlus3DOSHeader(Data: array of byte; DiskFile: TDSKFi
     end;
     1: DiskFile.Meta := Format('DATA %s(%d)', [char(Data[19] - 64), Data[129] + (Data[130] << 8)]);
     2: DiskFile.Meta := Format('DATA %s$(%d)', [char(Data[19] - 128), Data[129] + (Data[130] << 8)]);
-    3: DiskFile.Meta := Format('CODE %d,%d', [Param1, Length]);
+    3: DiskFile.Meta := Format('CODE %d,%d', [Param1,  Data[16] + (Data[17] << 8)]);
     else
       DiskFile.Meta := Format('Custom 0x%x', [Data[15]]);
   end;