Header sorting, modernization.

diff --git a/gui/latlng.cc b/gui/latlng.cc
index deb2a0cc64be86cb5787950c8217da20e5318221..73b624196823d2106b101338b4ea41bd9ca287c4 100644 (file)
--- a/gui/latlng.cc
+++ b/gui/latlng.cc
@@ -21,7 +21,7 @@
 //
 //------------------------------------------------------------------------
 #include "latlng.h"
-#include <math.h>
+#include <cmath>
 
 
 // copied from the web somewhere.