Add more keywords

tests/extrac02.at

@@ -21,7 +21,7 @@
 # Could not extract symlinks over an existing file.
 
 AT_SETUP([extracting symlinks over an existing file])
-AT_KEYWORDS([extract extract02])
+AT_KEYWORDS([extract extract02 symlink])
 
 # FIXME: Skip if symlinks are not supported on the system
 

tests/extrac04.at

@@ -21,7 +21,7 @@
 # Check for fnmatch problems in glibc 2.1.95.
 
 AT_SETUP([extract + fnmatch])
-AT_KEYWORDS([extract extract04])
+AT_KEYWORDS([extract extract04 fnmatch])
 
 AT_TAR_CHECK([
 AT_SORT_PREREQ

tests/extrac06.at

@@ -31,7 +31,7 @@
 #
 
 AT_SETUP([mode of extracted directories])
-AT_KEYWORDS([extract extract06])
+AT_KEYWORDS([extract extract06 directory mode])
 
 AT_TAR_CHECK([