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

• GCODE_SEL arch/i386/i386/machdep.c:783
• GDATA_SEL arch/i386/i386/machdep.c:784
• GLDT_SEL arch/i386/i386/machdep.c:785
• GNULL_SEL arch/i386/i386/machdep.c:782
• GPANIC_SEL arch/i386/i386/machdep.c:787
• GPROC0_SEL arch/i386/i386/machdep.c:788
• GTGATE_SEL arch/i386/i386/machdep.c:786