dup201 test corrected and added.
diff --git a/runtest/syscalls b/runtest/syscalls
index ff07362..4094c64 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -65,7 +65,7 @@
 dup04 dup04
 dup05 dup05
 
-#dup201 dup201
+dup201 dup201
 dup202 dup202
 dup203 dup203
 dup204 dup204