cc -O2 -pipe  -I/usr/src/usr.bin/kdump/../ktrace -I/usr/src/usr.bin/kdump -I/usr/src/usr.bin/kdump/../.. -std=gnu99 -fstack-protector  -c ioctl.c
In file included from ioctl.c:45:
/usr/obj/usr/src/tmp/usr/include/dev/mfi/mfi_ioctl.h:84: error: field 'hdr' has incomplete type
/usr/obj/usr/src/tmp/usr/include/dev/mfi/mfi_ioctl.h:111: error: field 'hdr' has incomplete type