# fstat /dev/lpt0
USER     CMD          PID   FD MOUNT      INUM MODE         SZ|DV R/W NAME

# grep lpt0 /var/run/dmesg.boot
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ulpt0: <Canon Canon CAPT USB Device, class 0/0, rev 2.00/1.00, addr 2> on uhub0
ulpt0: using bi-directional mode

# grep ppc0 /var/run/dmesg.boot
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: Generic chipset (EPP/NIBBLE) in COMPATIBLE mode
ppbus0: <Parallel port bus> on ppc0
ppc0: [GIANT-LOCKED]
ppc0: [ITHREAD]