Variables starting with `t' in i386/isa

• tp i386/isa/if_apxreg.h:61
• trans i386/isa/fd.c:76
• ts_byte i386/isa/if_wereg.h:151
• TTYDEF_SPEED i386/isa/com.c:75
• ttymask i386/isa/icu.h:51