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

• GCODE_SEL arch/i386/i386/machdep.c:642
• GDATA_SEL arch/i386/i386/machdep.c:643
• GLDT_SEL arch/i386/i386/machdep.c:644
• GNULL_SEL arch/i386/i386/machdep.c:641
• GPANIC_SEL arch/i386/i386/machdep.c:646
• GPROC0_SEL arch/i386/i386/machdep.c:647
• GTGATE_SEL arch/i386/i386/machdep.c:645