Time Manager stuff
BlockMoveData
TempFreeMem
fix StackSpace to use new stack location scheme.
PBHOpenDeny/PBHOpenRFDeny
Open/OpenRF should use the directory id / fs spec.
add tool_return pair for returning error or value.
FSpOpenResFile support
use common code for opening resource file.
MM::RecoverHandle
fix whitespace
use macos_error_from_errno()
use mpw_errno_from_errno()
unused prototype
temporary realpath workaround
PBHOpenDeny can create files?  Need to test on real software.
FspCreateResFile
FreeBSD realpath
use new realpath code
fix high-level dispatch to properly return errors.