1.PATH: ${SRCTOP}/sys/dev/acpi_support 2KMOD= acpi_ibm 3SRCS= acpi_ibm.c opt_acpi.h device_if.h bus_if.h acpi_if.h 4SRCS+= opt_ddb.h opt_evdev.h 5 6.include <bsd.kmod.mk> 7