Header Prefix Suffix aio.h aio_, lio_, AIO_, LIO_ complex.h cerf{,f,l}, cerfc{,f,l}, cexp2{,f,l}, cexpm1{,f,l}, clog10{,f,l}, clog1p{,f,l}, clog2{,f,l}, clgamma{,f,l}, ctgamma{,f,l} ctype.h is[a-z], to[a-z] dirent.h d_ dlfcn.h RTLD_ errno.h E fcntl.h l_, F_, O_, S_ fmtmsg.h MM_ fnmatch.h FNM_ ftw.h FTW glob.h gl_, GLOB_ grp.h gr_ inttypes.h PRI[a-zX], SCN[a-zX] limits.h _MAX locale.h LC_[A-Z] mqueue.h mq_, MQ_ ndbm.h dbm_, DBM_ nl_types.h NL_ poll.h pd_, ph_, ps_, POLL pthread.h pthread_, PTHREAD_ pwd.h pw_ regex.h re_, rm_, REG_ sched.h sched_, SCHED_ semaphore.h sem_, SEM_ signal.h sa_, uc_, SIG[A-Z], SIG_[A-Z], SIG_[0-9a-z_] ss_, sv_ si_, SI_, sigev_, SIGEV_, sival_, SA_, BUS_, CLD_, FPE_, ILL_, POLL_, SEGV_, SS_, SV_, TRAP_ stdint.h int*_t, uint*_t, INT*_MAX, INT*_MIN, INT*_C, UINT*_MAX, UINT*_MIN, UINT*_C stdlib.h str[a-z] string.h str[a-z], wcs[a-z] stropts.h bi_, ic_, l_, sl_, str_, FLUSH[A-Z], I_, M_, MUXID_R[A-Z], S_, SND[A-Z], STR syslog.h LOG_ sys/ipc.h ipc_, IPC_ sys/mman.h shm_, MAP_, MCL_, MS_, PROT_ sys/msg.h msg, MSG[A-Z], MSG_[A-Z] sys/resource.h rlim_, ru_, PRIO_, RLIM_, RLIMIT_, RUSAGE_ sys/sem.h sem, SEM_ sys/shm.h shm, SHM[A-Z], SHM_[A-Z] sys/socket.h AF_, MSG_, PF_, SO sys/stat.h st_, S_ sys/statvfs.h f_, ST_ sys/time.h fds_, it_, tv_, FD_, ITIMER_ sys/times.h tms_ sys/uio.h iov_, IOV_ sys/utsname.h uts_ sys/wait.h si_, W[A-Z], P_, BUS_, CLD_, FPE_, ILL_, POLL_, SEGV_, SI_, TRAP_ termios.h c_, V, I, O, TC, B[0-9] time.h tm_ clock_, timer_, it_, tv_, CLOCK_, TIMER_ ucontext.h uc_, SS_ ulimit.h UL_ utime.h utim_ utmpx.h ut_ _LVL, _TIME, _PROCESS wchar.h wcs[a-z] wctype.h is[a-z], to[a-z] wordexp.h we_, WRDE_ ANY header _t