1 files changed, 1 insertions, 0 deletions

diff --git a/gencode.h b/gencode.h
index 647946d0..a1748b88 100644
--- a/gencode.h
+++ b/gencode.h
@@ -23,6 +23,7 @@
 #define gencode_h
 
 #include "pcap/funcattrs.h"
+#include "pcap/bpf.h" /* bpf_u_int32 */
 
 /*
  * ATM support: