diff -Naur a/include/mk/generic_leaf_target.inc b/include/mk/generic_leaf_target.inc
--- a/include/mk/generic_leaf_target.inc	2009-12-01 17:57:15.000000000 +0800
+++ b/include/mk/generic_leaf_target.inc	2009-12-11 12:33:01.716202544 +0800
@@ -97,7 +97,7 @@
 all: $(MAKE_TARGETS)
 
 clean:: $(CLEAN_DEPS)
-	-$(RM) -f $(CLEAN_TARGETS)
+	-$(RM) -rf $(CLEAN_TARGETS)
 
 $(INSTALL_FILES): | $(INSTALL_DEPS)
 
diff -Naur a/runtest/commands b/runtest/commands
--- a/runtest/commands	2009-02-26 21:10:54.000000000 +0800
+++ b/runtest/commands	2009-12-11 12:55:07.386077960 +0800
@@ -10,7 +10,7 @@
 logrotate export TCdat=$LTPROOT/testcases/bin; logrotate_tests.sh
 mail export TCdat=$LTPROOT/testcases/bin; mail_tests.sh
 cpio export TCdat=$LTPROOT/testcases/bin; cpio_tests.sh
-unzip01 unzip_tests.sh $LTPROOT/testcases/commands/unzip/tst_unzip_file.zip
+unzip01 unzip_tests.sh $LTPROOT/testcases/bin/tst_unzip_file.zip
 gzip01 gzip_tests.sh
 cp_tests01 cp_tests.sh
 ln_tests01 ln_tests.sh
diff -Naur a/testcases/commands/unzip/Makefile b/testcases/commands/unzip/Makefile
--- a/testcases/commands/unzip/Makefile	2009-10-10 01:55:45.000000000 +0800
+++ b/testcases/commands/unzip/Makefile	2009-12-11 12:37:12.397202792 +0800
@@ -27,13 +27,13 @@
 # Only build and install if we have the zip command.
 HAVE_ZIPTOOLS		:= $(shell if which zip >/dev/null; then echo yes; else echo no; fi)
 
+ZIP			:= zip
 DIR			:= tst_unzip.dir
-
-MAKE_TARGETS		:=
+ZIPFILE			:= tst_unzip_file.zip
+MAKE_TARGETS		:= $(ZIPFILE)
 
 ifeq ($(HAVE_ZIPTOOLS),yes)
-INSTALL_TARGETS		:= unzip_tests.sh
-$(INSTALL_TARGETS): $(ZIPFILE)
+INSTALL_TARGETS		:= unzip_tests.sh $(ZIPFILE)
 endif
 
 $(ZIPFILE): $(DIR)