et)
16	| load_end_addr	    |	(present if flags[16] is set)
20	| bss_end_addr	    |	(present if flags[16] is set)
24	| entry_addr	    |	(present if flags[16] is set)
	+-------------------+
</pre>

All fields are in little-endian byte order, of course.  The first field is
the magic number identifying the header, which must be the hex value
0x1BADB002.<P>

The flags field specifies features that the OS image requests or requires
of the boot loader.  Bits 0-15 indicate requirements; if the boot loader
sees any 