https://issues.shibboleth.net/jira/browse/SSPCPP-368

diff --git a/apache/mod_apache.cpp b/apache/mod_apache.cpp
index 61b6744..2a1d464 100644 (file)
--- a/apache/mod_apache.cpp
+++ b/apache/mod_apache.cpp
@@ -78,6 +78,7 @@
 #include <sstream>
 #include <stdexcept>
 
+#include <cstddef>
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>            // for getpid()
 #endif