diff -ur busybox-1.1.3+gentoo/mdadm/super1.c busybox-1.1.3+gentoo-mdadm-r2/mdadm/super1.c
--- busybox-1.1.3+gentoo/mdadm/super1.c	2008-02-10 19:07:51.000000000 +0100
+++ busybox-1.1.3+gentoo-mdadm-r2/mdadm/super1.c	2008-02-05 22:19:32.000000000 +0100
@@ -145,6 +145,7 @@
 {
 	struct mdp_superblock_1 *sb = sbv;
 	int i;
+	unsigned long long sb_offset;
 	char *nm;
 	char *c=map_num(pers, __le32_to_cpu(sb->level));
 
@@ -156,9 +157,15 @@
 	else
 		nm = "??";
 
-	printf("ARRAY /dev/md%s level=%s metadata=1 num-devices=%d UUID=",
-	       nm,
-	       c?c:"-unknown-", __le32_to_cpu(sb->raid_disks));
+	printf("ARRAY /dev/md%s level=%s ", nm, c?c:"-unknown-");
+	sb_offset = __le64_to_cpu(sb->super_offset);
+	if (sb_offset <= 4)
+		printf("metadata=1.1 ");
+	else if (sb_offset <= 8)
+		printf("metadata=1.2 ");
+	else
+		printf("metadata=1.0 ");
+	printf("num-devices=%d UUID=", __le32_to_cpu(sb->raid_disks));
 	for (i=0; i<16; i++) {
 		if ((i&3)==0 && i != 0) printf(":");
 		printf("%02x", sb->set_uuid[i]);