gdt_ucmd_t       1572 dev/ic/gdt_common.c 		gdt_ucmd_t *ucmd;
gdt_ucmd_t       1576 dev/ic/gdt_common.c 		ucmd = (gdt_ucmd_t *)addr;
gdt_ucmd_t         46 dev/ic/gdtvar.h #define GDT_IOCTL_GENERAL _IOWR('B', 33, gdt_ucmd_t)	/* general IOCTL */