- use complementally '!' to '?' - 'ask' is best 'free' char for this.
- more long opt compatibility, can set flag for long opt struct now
- more logic: check opt-depend requires and global requires, special for 'id' and 'start-stop-daemon' applets.
diff --git a/archival/tar.c b/archival/tar.c
index f6750ae..d984267 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -702,7 +702,7 @@
 	tar_handle = init_handle();
 	tar_handle->flags = ARCHIVE_CREATE_LEADING_DIRS | ARCHIVE_PRESERVE_DATE | ARCHIVE_EXTRACT_UNCONDITIONAL;
 
-	bb_opt_complementally = "!c~tx:t~cx:x~ct:X*:T*";
+	bb_opt_complementally = "?c~tx:t~cx:x~ct:X*:T*";
 #ifdef CONFIG_FEATURE_TAR_LONG_OPTIONS
 	bb_applet_long_options = tar_long_options;
 #endif