diff -up ./Configure.ori ./Configure
--- ./Configure.ori	2015-07-07 22:17:04.000000000 +0200
+++ ./Configure	2018-07-03 16:05:05.333524438 +0200
@@ -2892,7 +2892,7 @@ return(0); }
 
     # Test for <rpc/rpc.h>.
 
-    if ! test -r ${LSOF_INCLUDE}/rpc/rpc.h	# {
+    if ! test -r ${LSOF_INCLUDE}/tirpc/rpc/rpc.h	# {
     then
       LSOF_CFGF="$LSOF_CFGF -DHASNORPC_H"
     fi	# }