Defines starting with `g' in arch/i386/i386

• GCODE_SEL arch/i386/i386/machdep.c:608
• GDATA_SEL arch/i386/i386/machdep.c:609
• GLDT_SEL arch/i386/i386/machdep.c:610
• GNULL_SEL arch/i386/i386/machdep.c:607
• GPANIC_SEL arch/i386/i386/machdep.c:612
• GPROC0_SEL arch/i386/i386/machdep.c:613
• GTGATE_SEL arch/i386/i386/machdep.c:611