gd_xx            2700 arch/i386/i386/machdep.c 	gd->gd_xx = 0;
gd_xx            2714 arch/i386/i386/machdep.c 	gd->gd_xx = 0;
gd_xx              99 arch/i386/include/segments.h 	unsigned gd_xx:3;		/* unused */