Fix a compile problem for lower_bound()

diff --git a/src/Navaids/fixlist.cxx b/src/Navaids/fixlist.cxx
index 29b246f9b95c4eef7eac00ed06bca169017a3def..17a58b17a9671f803adbc456d407d5a2b78287d4 100644 (file)
--- a/src/Navaids/fixlist.cxx
+++ b/src/Navaids/fixlist.cxx
@@ -25,6 +25,8 @@
 #  include <config.h>
 #endif
 
+#include <algorithm>
+
 #include <simgear/debug/logstream.hxx>
 #include <simgear/misc/sgstream.hxx>
 #include <simgear/math/sg_geodesy.hxx>