prepare for mksh testsuite runs

mk/build.mk

@@ -344,6 +344,11 @@ defconfig: .menu $(CONFIG)/conf
 		echo "ADK_PACKAGE_FILE=y" >> $(ADK_TOPDIR)/.defconfig; \
 		echo "ADK_PACKAGE_LTP=y" >> $(ADK_TOPDIR)/.defconfig; \
 	fi
+	@if [ ! -z "$(ADK_TEST_MKSH)" ];then \
+		echo "ADK_PACKAGE_ADKTEST=y" >> $(ADK_TOPDIR)/.defconfig; \
+		echo "ADK_PACKAGE_FILE=y" >> $(ADK_TOPDIR)/.defconfig; \
+		echo "ADK_PACKAGE_PERL=y" >> $(ADK_TOPDIR)/.defconfig; \
+	fi
 	@if [ ! -z "$(ADK_TEST_UCLIBC_NG_TESTSUITE)" ];then \
 		echo "ADK_PACKAGE_ADKTEST=y" >> $(ADK_TOPDIR)/.defconfig; \
 		echo "ADK_PACKAGE_FILE=y" >> $(ADK_TOPDIR)/.defconfig; \