zipcmp_zip_dir.test: only supported with fts.h
diff --git a/regress/zipcmp_zip_dir.test b/regress/zipcmp_zip_dir.test
index c35c32c..c44d83b 100644
--- a/regress/zipcmp_zip_dir.test
+++ b/regress/zipcmp_zip_dir.test
@@ -1,4 +1,5 @@
 # compare zip with directory
+features FTS_H
 program zipcmp
 mkdir 0777 a
 mkdir 0777 a/dir-with-file