--- a/igc.h	Sat Jan 28 13:03:19 2012 +0100
+++ b/igc.h	Sun Jan 29 00:38:40 2012 +0100
@@ -62,7 +62,7 @@
     QString glider() const { return glider_; }	//!< type of glider
     QDate date() const { return date_; }	//!< date of the record (start date?)
     
-    Fixes fixes() const { return fixes_; }	//!< list of fixes
+    const Fixes& fixes() const { return fixes_; }	//!< list of fixes
 
     Fix start() const { return start_; }	//!< the very first fix
     Fix landing() const { return landing_; }	//!< the very last fix