USe C++ style includes for C header files

Signed-off-by: Otto Moerbeek <otto.moerbeek@open-xchange.com>

diff --git a/modules/geoipbackend/geoipbackend.cc b/modules/geoipbackend/geoipbackend.cc
index 0a10b031fd1d8461d441af196ffb4b6f244c75f7..0c4f90027fe4a44bfdc722f56cac79a96974e548 100644 (file)
--- a/modules/geoipbackend/geoipbackend.cc
+++ b/modules/geoipbackend/geoipbackend.cc
@@ -34,7 +34,7 @@
 #include <fstream>
 #include <filesystem>
 #include <utility>
-#include <math.h>
+#include <cmath>
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wshadow"
 #include <yaml-cpp/yaml.h>