__DATE__ , __FILE__ U __LINE__ � __STDC__ � __TIME__ � _exit B abort { abs � access T access.h � acct � acct.h ( acos � action.h � alarm alarm2 E aliases � alloc.h � alloca A ar.h z ascii.h � asctime T asin � assert assert.h V atan � atan2 atof d atoi � atol atrun D auto o boottime � brc � break ,
brk k
bsearch buf.h M cabs � calloc candaddr � candev
canino �
canint canlong � canon.h � canshort o cansize � cantime s canvaddr � case - ceil ~ char � chars.h � chdir * checklist chmod � chown O chroot � clearerr � close - closedir ~ coff.h � con.h const > const.h � continue � cos cosh ~ creat � cron c crypt � ctime J ctype x ctype.h � curses.h decvax_d � decvax_f � default , deftty.h x dir.h � dirent.h � div a do ~ domain � double � drvld.all & dumptape.h � dup � dup2 ebcdic.h t else � endgrent � endpwent 7 enum f errno.h � execl &! execle �! execlp 0"