Note problems I had with bsnmpd while updating from an older -current.

There may be better ways to fix/work around these issues but this worked
for me.

UPDATING

@@ -21,6 +21,19 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 7.x IS SLOW:
 	developers choose to disable these features on build machines
 	to maximize performance.
 
+20070218:
+	The following build error may appear when upgrading from an old
+	-current (usr.sbin/bsnmpd/modules/snmp_bridge, depend stage):
+		line 31: '(' expected at begin of node
+		context: " TruthValue ENUM (
+		*** Error code 1
+	If so, run "make install" in usr.sbin/bsnmpd/gensnmptree.  (It
+	should probably be a build tool).  In the same module, you may
+	also get the error:
+		...snmp_bridge/bridge_sys.c:39:27:
+		net/bridgestp.h: No such file or directory
+	If so, run "cp src/sys/net/bridgestp.h /usr/include/net".
+
 20070214:
 	The output of netstat -r has changed. Without -n, we now only
 	print a "network name" without the prefix length if the network