rec: Add missing <cinttypes> include for PRId64

diff --git a/pdns/recursordist/negcache.cc b/pdns/recursordist/negcache.cc
index 662341dd9a1e28ecc503ebeafc867bd99a206315..bba304be48a804c8b809729b0fda944a38a3af92 100644 (file)
--- a/pdns/recursordist/negcache.cc
+++ b/pdns/recursordist/negcache.cc
@@ -19,6 +19,8 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
+#include <cinttypes>
+
 #include "negcache.hh"
 #include "misc.hh"
 #include "cachecleaner.hh"