radsniff doesn't cope with openbsd's non-standard use of bpf_timeval

Index: src/main/all.mk
--- src/main/all.mk.orig
+++ src/main/all.mk
@@ -1,4 +1,4 @@
-SUBMAKEFILES := radclient.mk radiusd.mk radsniff.mk radmin.mk radattr.mk \
+SUBMAKEFILES := radclient.mk radiusd.mk radmin.mk radattr.mk \
 	radwho.mk radlast.mk radtest.mk radzap.mk checkrad.mk radsecret.mk \
 	libfreeradius-server.mk unittest.mk fuzzer.mk \
 	radconf2json.mk radmod2json.mk raddict2json.mk
