--- Xfoil/orrs/src/osmap.f	2011-05-05 04:49:00.000000000 +0200
+++ Xfoil.patched/orrs/src/osmap.f	2014-03-18 01:03:33.873592773 +0100
@@ -98,7 +98,7 @@
 C
 C---- set OSFILE to match the absolute OS database filename
       CHARACTER*128 OSFILE
-      DATA OSFILE / '/home/codes/orrs/osmapDP.dat' /
+      DATA OSFILE / '/usr/share/xfoil/orrs/osmap.dat' /
 ccc      DATA OSFILE / '/home/codes/orrs/osmap.dat' /
 c
 c      DATA OSFILE