(gdb) p src
$1 = (BlockDescriptor *) 0x7fffffffd2f8
(gdb) p srcDesc
$2 = (BTNodeDescriptor *) 0x7ffff5c91200
(gdb) p srcOffs
$3 = (uint16_t *) 0x7ffff5c913fe
(gdb) p sizeof(uint16_t)
$4 = 2
(gdb) p sizeof(BlockDescriptor)
$5 = 32
(gdb) p sizeof(BTNodeDescriptor)
$6 = 14
```
Good to know, saves me from looking up that line next time.
Not sure, but at least the (uint16_t *) cast looks odd on a 48 bit
address, but wouldn't that also look odd on a 32 bit address on a G4?
But maybe it can be used there (on e.g. G4s