All symbols starting with 't' in i386/isa

• test_inittodr i386/isa/clock.c:206
• tiocm2mcr i386/isa/sio.c:973
• tone i386/isa/spkr.c:70
• toupper i386/isa/spkr.c:134
• TRACE0 i386/isa/fd.c:176
• TRACE1 i386/isa/fd.c:177
• trailer_header i386/isa/if_ed.c:189