./"tiptr"16t"port"8t"ops"nXu2+X
+/"ltaddr"
+$<<netbuf
+/"rtaddr"
+$<<netbuf
+/"verf"
+$<<opaque_auth
+/"p1"16t"p1len"16t"p2"16t"p3"nXU2X
+/"type"16tnD
+/"lock"
+$<<mutex
+/"next"16t"wq"n2X
