/usr/lib might be empty

mk/image.mk

@@ -65,7 +65,7 @@ ifneq ($(ADK_LINUX_X86_64)$(ADK_LINUX_PPC64)$(ADK_LINUX_SPARC64)$(ADK_TARGET_ABI
 	test ! -d ${TARGET_DIR}/lib || rm -rf ${TARGET_DIR}/lib
 	ln -sf /${ADK_TARGET_LIBC_PATH} ${TARGET_DIR}/lib
 	mkdir -p ${TARGET_DIR}/usr/${ADK_TARGET_LIBC_PATH} 2>/dev/null
-	test ! -d ${TARGET_DIR}/usr/lib || mv ${TARGET_DIR}/usr/lib/* ${TARGET_DIR}/usr/${ADK_TARGET_LIBC_PATH}
+	-test ! -d ${TARGET_DIR}/usr/lib || mv ${TARGET_DIR}/usr/lib/* ${TARGET_DIR}/usr/${ADK_TARGET_LIBC_PATH}
 	test ! -d ${TARGET_DIR}/usr/lib || rm -rf ${TARGET_DIR}/usr/lib/
 	(cd ${TARGET_DIR}/usr ; ln -sf ${ADK_TARGET_LIBC_PATH} lib)
 endif