diff --git a/compiler/systems/t_amiga.pas b/compiler/systems/t_amiga.pas
index 243739cac9..826396487c 100644
--- a/compiler/systems/t_amiga.pas
+++ b/compiler/systems/t_amiga.pas
@@ -28,7 +28,12 @@ interface
 
 uses
   link,
-  cutils,cclasses,
+  cutils,cclasses,cfileutils,
+{$IFNDEF USE_FAKE_SYSUTILS}
+      SysUtils,
+{$ELSE}
+      fksysutl,
+{$ENDIF}
   globtype,globals,systems,verbose,script,fmodule,i_amiga;
 
 
diff --git a/compiler/systems/t_macos.pas b/compiler/systems/t_macos.pas
index eeddd41462..72bc1f58d5 100644
--- a/compiler/systems/t_macos.pas
+++ b/compiler/systems/t_macos.pas
@@ -45,7 +45,12 @@ interface
 implementation
 
     uses
-       cutils,cclasses,
+       cutils,cclasses,cfileutils,
+{$IFNDEF USE_FAKE_SYSUTILS}
+      SysUtils,
+{$ELSE}
+      fksysutl,
+{$ENDIF}
        globtype,globals,systems,verbose,script,fmodule,i_macos,
        ogbase,
        symconst;
diff --git a/compiler/systems/t_morph.pas b/compiler/systems/t_morph.pas
index 90f8582876..c54beb7d3b 100644
--- a/compiler/systems/t_morph.pas
+++ b/compiler/systems/t_morph.pas
@@ -31,7 +31,12 @@ implementation
 
     uses
        link,
-       cutils,cclasses,
+       cutils,cclasses,cfileutils,
+{$IFNDEF USE_FAKE_SYSUTILS}
+      SysUtils,
+{$ELSE}
+      fksysutl,
+{$ENDIF}
        globtype,globals,systems,verbose,script,fmodule,i_morph;
 
     type