--- lensfun-0.2.3.orig/tools/makedep/cppsetup.cpp	2009-07-04 21:20:49.000000000 +0200
+++ lensfun-0.2.3/tools/makedep/cppsetup.cpp	2009-07-04 22:19:18.000000000 +0200
@@ -195,7 +195,7 @@
     }
     while (s);
 
-    eol = strchr (var, 0);
+    eol = (char *)strchr (var, 0);
 
     // Skip parentheses which Microsoft likes so much
     if (*var == '(')