- num_segments 4 Number of data segments
- segment.ptr 5+n*4 Pointer to data segment
- segment.len 6+n*4 Length of data segment in bytes
- segment.flags 7+n*4 Attributes of data segment
- reserved 8+n*4 Reserved for future use, and for
- power-of-two indexing
+ Objects which live in this address space have the high bit
+ clear; remote objects have the high bit set. When sending
+ an object reference that has not been exposed to the kernel
+ before, its interface hash should exist in the newobj list.
+
+ num_segments 32-bit Number of data segments
+
+ segment.ptr pointer Pointer to data segment
+ segment.len 32-bit Length of data segment in bytes
+ segment.flags 32-bit Attributes of data segment
+ reserved Reserved for future use, and for
+ power-of-two indexing -- pad to
+ 32 bytes.