Consolidate common constants

turbocommon.inc

@@ -0,0 +1,25 @@
+// Common definitions for TurboBird
+const
+  {$IFDEF LINUX}
+   Target = 'Linux';
+  {$ENDIF}
+
+  {$IFDEF WINDOWS}
+   Target = 'Win';
+  {$ENDIF}
+
+  {$IFDEF DARWIN}
+   Target = 'Mac';
+  {$ENDIF}
+
+  {$IFDEF BSD}
+   Target = 'BSD';
+  {$ENDIF}
+
+  {$ifDEF CPU32}
+   Arch = '32';
+  {$ENDIF}
+
+  {$ifDEF CPU64}
+   Arch = '64';
+  {$ENDIF}