diff --git a/fpmake.pp b/fpmake.pp
index 4821cc8..9c49132 100644
--- a/fpmake.pp
+++ b/fpmake.pp
@@ -106,13 +106,14 @@ begin
   Addln('# If you don''t want so much verbosity use');
   Addln('#-vw');
   Addln('');
+  Addln('# Allow C-operators');
+  Addln('-Sc');
+  Addln('');
   Addln('#IFDEF FPC_SUBTARGET_NAMESPACED');
-  AddPath('-Fu',BaseDir,'namespaced');
-  AddPath('-Fi',BaseDir,'src');
-  // needed for system unit.
-  AddPath('-Fu',BaseDir+'rtl'+PathDelim+'src','');
+  AddPath('-Fu',BaseDir,'*/namespaced');
+  AddPath('-Fi',BaseDir,'*/src');
   AddLn('#else');
-  AddPath('-Fu',BaseDir,'src');
+  AddPath('-Fu',BaseDir,'*/src');
   AddLn('#endif');
   if rtl_js_dir<>'' then
     AddPath('-Fu',rtl_js_dir,'');
@@ -178,8 +179,15 @@ Var
   P : TPackage;
   UnitDir,DemoDir,BD, TmpCfg, TmpCfg2: String;
   T: TTarget;
+  FPCSrcDir: String;
 
 begin
+  FPCSrcDir:=GetEnvironmentVariable('FPCDIR');
+  if FPCSrcDir<>'' then
+    FPCSrcDir:=IncludeTrailingPathDelimiter(ExpandFileName(FPCSrcDir));
+  if FPCSrcDir='' then
+    FPCSrcDir:=IncludeTrailingPathDelimiter(GetCurrentDir)+'compiler'+PathDelim;
+
   With Installer do
     begin
     P:=AddPackage('pas2js');
@@ -190,26 +198,26 @@ begin
     P.Email := 'michael@freepascal.org';
     P.NeedLibC:= false;
     P.Version:='3.3.1';
-    P.SourcePath.Add('compiler/utils/pas2js');
-    P.UnitPath.Add('compiler/utils/pas2js');
-    P.UnitPath.Add('compiler/packages/pastojs/src');
-    P.UnitPath.Add('compiler/packages/fcl-passrc/src');
-    P.UnitPath.Add('compiler/packages/fcl-js/src');
-    P.UnitPath.Add('compiler/packages/fcl-json/src');
+    P.SourcePath.Add(FPCSrcDir+'utils/pas2js');
+    P.UnitPath.Add(FPCSrcDir+'utils/pas2js');
+    P.UnitPath.Add(FPCSrcDir+'packages/pastojs/src');
+    P.UnitPath.Add(FPCSrcDir+'packages/fcl-passrc/src');
+    P.UnitPath.Add(FPCSrcDir+'packages/fcl-js/src');
+    P.UnitPath.Add(FPCSrcDir+'packages/fcl-json/src');
     {$IF FPC_FULLVERSION>=30301}
-    P.UnitPath.Add('compiler/packages/fcl-base/src');
-    P.UnitPath.Add('compiler/packages/fcl-web/src/base');
-    P.UnitPath.Add('compiler/packages/fcl-net/src');
-    P.IncludePath.Add('compiler/packages/fcl-net/src/unix',AllUnixOSes);
-    P.IncludePath.Add('compiler/packages/fcl-net/src/win',AllWindowsOSes);
-    P.IncludePath.Add('compiler/packages/fcl-net/src/os2',[EMX]);
-    P.IncludePath.Add('compiler/packages/fcl-net/src/amiga',[morphos]);
-    P.IncludePath.Add('compiler/packages/fcl-net/src/$(OS)',AllOSes-AllWindowsOSes-AllUnixOSes-[EMX]);
-    P.UnitPath.Add('compiler/packages/fcl-base/src');
-    P.IncludePath.Add('compiler/packages/fcl-base/src/dummy');
-    P.UnitPath.Add('compiler/packages/webidl/src');
+    P.UnitPath.Add(FPCSrcDir+'packages/fcl-base/src');
+    P.UnitPath.Add(FPCSrcDir+'packages/fcl-web/src/base');
+    P.UnitPath.Add(FPCSrcDir+'packages/fcl-net/src');
+    P.IncludePath.Add(FPCSrcDir+'packages/fcl-net/src/unix',AllUnixOSes);
+    P.IncludePath.Add(FPCSrcDir+'packages/fcl-net/src/win',AllWindowsOSes);
+    P.IncludePath.Add(FPCSrcDir+'packages/fcl-net/src/os2',[EMX]);
+    P.IncludePath.Add(FPCSrcDir+'packages/fcl-net/src/amiga',[morphos]);
+    P.IncludePath.Add(FPCSrcDir+'packages/fcl-net/src/$(OS)',AllOSes-AllWindowsOSes-AllUnixOSes-[EMX]);
+    P.UnitPath.Add(FPCSrcDir+'packages/fcl-base/src');
+    P.IncludePath.Add(FPCSrcDir+'packages/fcl-base/src/dummy');
+    P.UnitPath.Add(FPCSrcDir+'packages/webidl/src');
     {$ENDIF}
-    P.IncludePath.Add('compiler/packages/pastojs/src');
+    P.IncludePath.Add(FPCSrcDir+'packages/pastojs/src');
     P.Dependencies.Clear;
     Defaults.Options.Add('-Sc');
     P.Targets.AddProgram('pas2js.pp');
@@ -264,14 +272,14 @@ begin
     {$ELSE} 
     BD:=IncludeTrailingPathDelimiter(P.GetBinOutputDir(Defaults.BuildCPU,Defaults.BuildOS));
     {$ENDIF}
-    TmpCfg:='compiler/utils/pas2js/dist/pas2js.cfg';
-    TmpCfg2:='compiler/utils/pas2js/dist/pas2js-namespaced.cfg';
+    TmpCfg:=FPCSrcDir+'utils/pas2js/dist/pas2js.cfg';
+    TmpCfg2:=FPCSrcDir+'utils/pas2js/dist/pas2js-namespaced.cfg';
     Case Installer.RunMode of
     rmCompile,rmBuild:
       begin
       if not FileExists(BD+'pas2js.cfg') then
         CreateConfigFile(BD+'pas2js.cfg',SetDirSeparators('../../packages'),
-                         SetDirSeparators('../../compiler/utils/pas2js/dist/'));
+                         SetDirSeparators(FPCSrcDir+'utils/pas2js/dist/'));
        if not FileExists(BD+'pas2js-namespaced.cfg') then
          CreateNameSpacedConfigFile(BD+'pas2js-namespaced.cfg');
       end;
@@ -289,7 +297,7 @@ begin
       CreateNamespacedConfigFile(TmpCfg2);
       P.InstallFiles.Add(TmpCfg,Defaults.BinInstallDir);
       P.InstallFiles.Add(TmpCfg2,Defaults.BinInstallDir);
-      P.InstallFiles.Add('compiler/utils/pas2js/dist/rtl.js',IncludeTrailingPathDelimiter(UnitDir)+'rtl');
+      P.InstallFiles.Add(FPCSrcDir+'utils/pas2js/dist/rtl.js',IncludeTrailingPathDelimiter(UnitDir)+'rtl');
       AddPackageFiles(P.InstallFiles,'chartjs',UnitDir);
       AddPackageFiles(P.InstallFiles,'dataabstract',UnitDir);
       AddPackageFiles(P.InstallFiles,'fcl-base',UnitDir);
diff --git a/tools/releasecreator/Pas2jsReleaseCreator.lpr b/tools/releasecreator/Pas2jsReleaseCreator.lpr
index 67156df..8a31085 100644
--- a/tools/releasecreator/Pas2jsReleaseCreator.lpr
+++ b/tools/releasecreator/Pas2jsReleaseCreator.lpr
@@ -41,7 +41,7 @@ type
     Pas2jsVersion: string;
     Simulate: boolean;
     SourceDir: string; // cloned git release
-    FPCDir: string;
+    FPCSrcDir: string;
     Verbosity: integer;
     constructor Create(TheOwner: TComponent); override;
     destructor Destroy; override;
@@ -133,7 +133,7 @@ begin
   SourceDir:=GetOption_Directory('s','sourcedir',nil);
   if SourceDir='' then
     Err('missing source directory');
-  FPCDir:=GetOption_Directory(' ','fpcdir',nil);
+  FPCSrcDir:=GetOption_Directory(' ','fpcdir',nil);
   FPCReleaseFilename:=GetOption_Executable(' ','fpcrelease',nil);
   FPCDevelFilename:=GetOption_Executable(' ','fpcdevel',nil);
   FPC2Filename:=GetOption_Executable(' ','fpc2',nil);
@@ -142,16 +142,16 @@ begin
   MakeFilename:=GetOption_Executable(' ','make',@GetDefaultMake);
   ZipFilename:=GetOption_Executable(' ','zip',@GetDefaultZip);
 
-  if FPCDir='' then
-    FPCDir:=GetEnvironmentVariable('FPCDIR');
-  if FPCDir='' then
-    FPCDir:=SourceDir+'compiler'+PathDelim;
+  if FPCSrcDir='' then
+    FPCSrcDir:=GetEnvironmentVariable('FPCDIR');
+  if FPCSrcDir='' then
+    FPCSrcDir:=SourceDir+'compiler'+PathDelim;
 
   // write options
   if Verbosity>=0 then begin
     Log(etInfo,'SourceDir: "'+SourceDir+'"');
     Log(etInfo,'BuildDir: "'+BuildDir+'"');
-    Log(etInfo,'FPCDir: "'+FPCDir+'"');
+    Log(etInfo,'FPCDir: "'+FPCSrcDir+'"');
     Log(etInfo,'FPCRelease: "'+FPCReleaseFilename+'"');
     Log(etInfo,'FPCDevel: "'+FPCDevelFilename+'"');
     Log(etInfo,'FPC2: "'+FPC2Filename+'"');
@@ -171,8 +171,8 @@ begin
     Err('BuildDir missing: "'+BuildDir+'"');
   if not DirectoryExists(SourceDir) then
     Err('SourceDir missing: "'+SourceDir+'"');
-  if not DirectoryExists(FPCDir) then
-    Err('FPCDir missing: "'+FPCDir+'"');
+  if not DirectoryExists(FPCSrcDir) then
+    Err('FPCDir missing: "'+FPCSrcDir+'"');
   CheckExecutable(FPCReleaseFilename,'fpcrelease');
   CheckExecutable(FPCDevelFilename,'fpcdevel');
   if FPC2Filename<>'' then
@@ -305,7 +305,7 @@ begin
   sl:=TStringList.Create;
   try
     // read pas2js version number from Pascal sources
-    Filename:=FPCDir+SetDirSeparators('packages/pastojs/src/pas2jscompiler.pp');
+    Filename:=FPCSrcDir+SetDirSeparators('packages/pastojs/src/pas2jscompiler.pp');
     if Verbosity>0 then
       Log(etInfo,'Reading version from "'+Filename+'" ...');
     if not FileExists(Filename) then
@@ -338,7 +338,7 @@ begin
       Log(etInfo,'Pas2js version is '+Pas2jsVersion);
 
     // read version number from rtl.js
-    Filename:=FPCDir+SetDirSeparators('utils/pas2js/dist/rtl.js');
+    Filename:=FPCSrcDir+SetDirSeparators('utils/pas2js/dist/rtl.js');
     if Verbosity>0 then
       Log(etInfo,'Reading version from "'+Filename+'" ...');
     if not FileExists(Filename) then
@@ -372,11 +372,11 @@ procedure TPas2jsReleaseCreator.CheckForgottenWriteln;
   end;
 
 begin
-  Check(FPCDir+'packages'+PathDelim+'fcl-js'+PathDelim+'src');
-  Check(FPCDir+'packages'+PathDelim+'fcl-json'+PathDelim+'src');
-  Check(FPCDir+'packages'+PathDelim+'fcl-passrc'+PathDelim+'src');
-  Check(FPCDir+'packages'+PathDelim+'pastojs'+PathDelim+'src');
-  Check(FPCDir+'utils'+PathDelim+'pas2js');
+  Check(FPCSrcDir+'packages'+PathDelim+'fcl-js'+PathDelim+'src');
+  Check(FPCSrcDir+'packages'+PathDelim+'fcl-json'+PathDelim+'src');
+  Check(FPCSrcDir+'packages'+PathDelim+'fcl-passrc'+PathDelim+'src');
+  Check(FPCSrcDir+'packages'+PathDelim+'pastojs'+PathDelim+'src');
+  Check(FPCSrcDir+'utils'+PathDelim+'pas2js');
 end;
 
 procedure TPas2jsReleaseCreator.ParseFPCTargetOption(const LongOpt: string; out
@@ -480,9 +480,9 @@ begin
   SharedParams:=TStringList.Create;
   TheParams:=TStringList.Create;
   try
-    WorkDir:=FPCDir+'utils'+PathDelim+'pas2js';
+    WorkDir:=FPCSrcDir+'utils'+PathDelim+'pas2js';
 
-    PkgSrcDir:=FPCDir+'packages'+PathDelim;
+    PkgSrcDir:=FPCSrcDir+'packages'+PathDelim;
     SharedParams.Add('-Fu'+PkgSrcDir+'fcl-js'+PathDelim+'src');
     SharedParams.Add('-Fu'+PkgSrcDir+'fcl-json'+PathDelim+'src');
     SharedParams.Add('-Fu'+PkgSrcDir+'fcl-passrc'+PathDelim+'src');
@@ -601,7 +601,7 @@ procedure TPas2jsReleaseCreator.CopyRTLjs;
 var
   SrcFilename, DestFilename: String;
 begin
-  SrcFilename:=FPCDir+SetDirSeparators('utils/pas2js/dist/rtl.js');
+  SrcFilename:=FPCSrcDir+SetDirSeparators('utils/pas2js/dist/rtl.js');
   DestFilename:=BuildDir_Sources+SetDirSeparators('packages/rtl/src/rtl.js');
   if Simulate then begin
     Log(etInfo,'Simulate: Copying "'+SrcFilename+'" -> "'+DestFilename+'"');