--- lib/blkid/cache.c.orig	2005-03-22 14:48:19.000000000 -0500
+++ lib/blkid/cache.c	2005-03-22 14:53:08.000000000 -0500
@@ -41,8 +41,13 @@ int blkid_get_cache(blkid_cache *ret_cac
 
 	if (filename && !strlen(filename))
 		filename = 0;
-	if (!filename)
+
+	if (!filename && (getuid() == geteuid()))
+#ifdef __UCLIBC__
 		filename = getenv("BLKID_FILE");
+#else
+		filename = __secure_getenv("BLKID_FILE");
+#endif
 	if (!filename)
 		filename = BLKID_CACHE_FILE;
 	cache->bic_filename = blkid_strdup(filename);