Index: src/tcpflow.h
--- src/tcpflow.h.orig
+++ src/tcpflow.h
@@ -297,6 +297,12 @@ inline const timeval &tvshift(struct timeval &tv,const
     return tv;
 }
 
+inline const timeval &tvshift(struct timeval &tv,const struct bpf_timeval &tv_)
+{
+    tv.tv_sec  = tv_.tv_sec + datalink_tdelta;
+    tv.tv_usec = tv_.tv_usec;
+    return tv;
+}
 
 
 /* util.cpp - utility functions */
