Index: astrolog.h
--- astrolog.h.orig
+++ astrolog.h
@@ -159,10 +159,12 @@
 ** specified within the default settings file or in the program itself.
 */
 
+#ifndef DEFAULT_DIR
 #ifndef PC
 #define DEFAULT_DIR "~/astrolog"
 #else
 #define DEFAULT_DIR "C:\\Astrolog"
+#endif
 #endif
   // Change this string to directory path program should look in for the
   // astrolog.as default file, if one is not in the current directory or
