\initial {B}
\entry {\code {builtin}}{14}
\initial {C}
\entry {\code {changecom}}{22}
\entry {\code {changequote}}{21}
\entry {\code {changeword}}{22}
\initial {D}
\entry {\code {debugfile}}{20}
\entry {\code {debugmode}}{19}
\entry {\code {decr}}{35}
\entry {\code {define}}{10}
\entry {\code {defn}}{12}
\entry {\code {divert}}{27}
\entry {\code {divnum}}{29}
\entry {\code {dnl}}{21}
\entry {\code {dumpdef}}{18}
\initial {E}
\entry {\code {errprint}}{40}
\entry {\code {esyscmd}}{38}
\entry {\code {eval}}{35}
\initial {F}
\entry {\code {file}}{40}
\entry {\code {format}}{33}
\initial {G}
\entry {\code {gnu}}{44}
\initial {I}
\entry {\code {ifdef}}{15}
\entry {\code {ifelse}}{15}
\entry {\code {include}}{25}
\entry {\code {incr}}{35}
\entry {\code {index}}{31}
\entry {\code {indir}}{14}
\initial {L}
\entry {\code {len}}{31}
\entry {\code {line}}{40}
\initial {M}
\entry {\code {m4exit}}{40}
\entry {\code {m4wrap}}{24}
\entry {\code {maketemp}}{39}
\initial {P}
\entry {\code {patsubst}}{33}
\entry {\code {popdef}}{13}
\entry {\code {pushdef}}{13}
\initial {R}
\entry {\code {regexp}}{31}
\initial {S}
\entry {\code {shift}}{16}
\entry {\code {sinclude}}{25}
\entry {\code {substr}}{32}
\entry {\code {syscmd}}{38}
\entry {\code {sysval}}{38}
\initial {T}
\entry {\code {traceoff}}{18}
\entry {\code {traceon}}{18}
\entry {\code {translit}}{32}
\initial {U}
\entry {\code {undefine}}{12}
\entry {\code {undivert}}{28}
\entry {\code {unix}}{44}

.