--- rcs-5.9.4-orig/tests/Makefile.in	2015-01-22 19:40:36.000000000 +0900
+++ rcs-5.9.4/tests/Makefile.in	2019-04-16 20:04:30.557626000 +0900
@@ -1372,7 +1372,6 @@
  t803 \
  t804 \
  t805 \
- t810 \
  t900 \
  t999