--- parted-1.6.3/libparted/labels/dos.c	2002-09-23 14:32:38.000000000 +0000
+++ parted-1.6.3/libparted/labels/dos.c	2002-09-23 14:26:07.000000000 +0000
@@ -51,6 +51,8 @@
 #define MSDOS_MAGIC		0xAA55
 #define PARTITION_MAGIC_MAGIC	0xf6f6
 
+#define AIXIPLRECID		0xc9c2d4c1 /* Value is EBCIDIC 'IBMA' */
+
 #define PARTITION_EMPTY		0x00
 #define PARTITION_FAT12		0x01
 #define PARTITION_FAT16_SM	0x04
@@ -166,6 +166,10 @@
 	if (PED_LE16_TO_CPU (part_table->magic) != MSDOS_MAGIC)
 		return 0;
 
+	/* Is this an AIX IPL label? Then just go away. */
+	if (PED_BE32_TO_CPU (*(unsigned int*)(part_table->boot_code)) == AIXIPLRECID)
+	    return 0;
+
 	/* if this is a FAT fs, fail here.  Note that the Smart Boot Manager
 	 * Loader (SBML) signature indicates a partition table, not a file
 	 * system.
@@ -784,7 +786,10 @@
 
 	ped_device_read (disk->dev, &table, 0, 1);
 
-	if (!table.boot_code[0]) {
+	/* either no bootrecord at all, or AIX IPL signature ... */
+	if ((!table.boot_code[0]) ||
+	    (PED_BE32_TO_CPU (*(unsigned int*)(table.boot_code)) == AIXIPLRECID)
+	) {
 		memset (table.boot_code, 0, 512);
 		memcpy (table.boot_code, MBR_BOOT_CODE,
 			sizeof (MBR_BOOT_CODE));