Fix SetProgramArgs for MacOS

Author: pyscripter

PythonForDelphi/Components/Sources/Core/Definition.Inc

@@ -180,6 +180,9 @@
       {$DEFINE MACOS32}
     {$ENDIF CPU32}
   {$ENDIF DARWIN}
+  {$IFDEF UNIX}
+    {$DEFINE POSIX}
+  {$ENDIF UNIX}
 {$ENDIF FPC}
 
 {$IFDEF DELPHIXE_OR_HIGHER}

PythonForDelphi/Components/Sources/Core/PythonEngine.pas

@@ -5024,7 +5024,7 @@ procedure TPythonEngine.SetProgramArgs;
   L : array of AnsiString;
   wargv : PPWideChar;
   wbuff : PWideChar;
-  {$IFDEF LINUX}
+  {$IFDEF POSIX}
   UCS4L : array of UCS4String;
   {$ELSE}
   WL : array of UnicodeString;
@@ -5054,7 +5054,7 @@ procedure TPythonEngine.SetProgramArgs;
     try
       wargv := PPWideChar(wbuff);
       // build the PWideChar array
-      {$IFDEF LINUX}
+      {$IFDEF POSIX}
       // Note that Linux uses UCS4 strings, whereas it declares using UCS2 strings!!!
       SetLength(UCS4L, argc+1);
       for i := 0 to argc do begin