[Titanium:/Users/kay] kay# pdisk 
Top level command (? for help): L
/dev/rdisk0  map block size=512
   #:                 type name                 length   base     ( size )
   1:  Apple_partition_map Apple                    63 @ 1       
   2:            Apple_UFS Linux              14783280 @ 64       (  7.0G)
   3:            Apple_HFS MacOS              14783280 @ 14783344 (  7.0G)
   4:            Apple_HFS BSD                 9503448 @ 29566624 (  4.5G)
   5:           Apple_Free                           0+@ 39070072

Device block size=512, Number of Blocks=39070080
DeviceType=0x0, DeviceId=0x0

pdisk: can't open file '/dev/rdisk1'  (No such file or directory)
pdisk: can't open file '/dev/rdisk2'  (No such file or directory)
pdisk: can't open file '/dev/rdisk3'  (No such file or directory)
pdisk: can't open file '/dev/rdisk4'  (No such file or directory)
pdisk: can't open file '/dev/rdisk5'  (No such file or directory)
pdisk: can't open file '/dev/rdisk6'  (No such file or directory)