A/UX® Programmer's Reference

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gethostbyaddr(3N) gethostbyaddr(3N) NAME gethostbyaddr, gethostbyname - get network host entry SYNOPSIS #include struct hostent *gethostbyname(name) char *name; struct hostent *gethostbyaddr (addr, len, type) char *addr; int len, type; DESCRIPTION gethostbyaddr and gethostbyname each return a pointer to an object with the following structure containing the broken-out fields of a line in the network host data base, / etc/hosts. 1 struct hostent { char *h_name; /*official name of host*/ char **h_aliases; /*alias list*/ int h_addrtype; /*address type*/ int h length; /*length of address*/ char **h_addr_list; /*address list*/ } ; #define h_addr h_addr_list[OJ /* backward compatibility */ The members of this structure are h name h aliases h addr official name of the host. A zero terminated array of alternate names for the host. The type of address being returned; currently always AF _ INET. The length, in bytes, of the address. A pointer to the network address for the host. Host addresses are returned in network byte order. gethostbyname and gethostbyaddr sequentially search from the beginning of the file until a matching host name or host address is found, or until EOF is encountered. Host addresses are supplied in network order. February, 1990 RevisionC
gethostbyaddr(3N) gethostbyaddr(3N) RETURN VALUE NULL pointer (0) returned on EOF or error. FILES Jete/hosts SEE ALSO hosts(4N). BUGS All information is contained in a static area, so it must be copied if it is to be saved. Only the Internet address format is currently understood. February, 1990 Revision C 2
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.® A/UX® Programmer's Reference S
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LIMITED WARRAN1Y ON MEDIA AND REPLA
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Preface Conventions Used in This Ma
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Element brackets ([ ]) ellipses ( .
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Introduction to the A/UX Reference
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other man pages in the same section
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protocols(4N) indicates networking
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SEE ALSO provides pointers to relat
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To see a list of all manual pages w
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getegid(2) ........................
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sta tf s(2) .......................
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intro(2) intro(2) 2 will appear as
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intro(2) intro(2) 4 23 ENFILE File
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intro(2) intro(2) 6 and setcompat(2
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intro(2) intro(2) 8 not properly re
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intro(2) intro(2) 10 PATH MAX PID M
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intro(2) intro(2) 12 An active proc
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intro(2) intro(2) If a pathname beg
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intro(2) intro(2) 16 structure incl
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intro(2) intro(2) 18 Otherwise, the
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accept (2N) accept (2N) NAME accept
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access(2) access(2) NAME a c ce s s
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access(2} SEE ALSO chmod(2}, stat(2
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acct(2) [EACCES] [EACCES] [EACCES]
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adjtime(2) SEE ALSO date(I). 2 adjt
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ind(2N) NAME bind - bind a name to
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k(2) brk(2) NAME brk, sbrk - change
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chdir(2) chdir(2) NAME chdi r - cha
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chmod(2) chmod(2) Changing the owne
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chown(2) chown(2) ERRORS chown will
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chroot(2) SEE ALSO chroot(IM), chdi
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connect(2N) connect (2N) NAME conne
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creat(2) creat(2) NAME creat - crea
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dup(2) dup(2) NAME dup - duplicate
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exec(2) exec(2) and it must point t
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exec(2) exec(2) environ, which is u
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exit(2) exit(2) An accounting recor
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fcntl(2) fcntl(2) 2 F SETLK F SETLK
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fcntl(2) [EMFILE] [ENFILE] [EINVAL]
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flock(2) flock(2) locks the file, t
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fork(2) fork(2) parent's open direc
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fsmount(2) fsmount(2) } ; int wsize
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fsync(2) fsync(2) NAME f sync - syn
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getdirentries(2) getdirentries(2) t
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getdtablesize(2N) getdtablesize(2N)
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gethostid(2N) gethostid(2N) NAME ge
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geti timer(2) geti timer(2) NAME ge
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getpeername(2N) getpeername(2N) NAM
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getsockname(2N) getsockname(2N) NAM
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getsockopt(2N) getsockopt(2N) RETUR
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getuid(2) getuid(2) NAME get uid, g
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ioctl(2) NAME i 0 c t 1 - control d
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kill(2) kill(2) ERRORS kill will fa
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link(2) [ENOENT] [EACCES] [EROFS] [
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locking(2) locking(2) NAME locking
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lseek(2) lseek(2) NAME lseek - move
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mkdir(2) NAME mkdi r - make a direc
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mknod(2) mknod(2) NAME mknod - make
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msgctl(2) msgctl(2) NAME msgctl- me
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msgget(2) NAME msgget - get message
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msgop(2) msgop(2) NAME msgop, msgsn
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msgop(2) msgop(2) If msgtyp is less
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nfssvc(2) NAME nfssvc, a sync_daemo
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nice(2) NAME nice - change priority
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open(2) o APPEND o CREAT o TRUNC o
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open(2) [EINTR] [ENFILE] [ENOSPC] o
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phys(2) NAME phys - allow a process
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phys(2) phys(2) IT the process wish
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plock(2) plock(2) NAME plock -lock
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profil(2) NAME profil-execution tim
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ptrace(2) ptrace(2) dresses are sys
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ptrace(2) SEE ALSO exec(2), sigvec(
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ead(2) read(2) On successful comple
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ead(2) SEE ALSO creat(2), fcntl(2),
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eadlink(2) [EINVAL] [EFAULT] [ELOOP
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eboot(2) SEE ALSO reboot(1M), shutd
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ecv(2N) recv(2N) SEE ALSO connect(2
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ename (2) [ELOOP] [ENOENT] [EACCES]
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mdir(2) SEE ALSO rmdir(I), mkdir(2)
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select (2N) select(2N) BUGS The des
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semctl(2) semetl(2) The following c
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semget(2) semget(2) NAME semget - g
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semop(2) semop(2) NAME semop - sema
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semop(2) semop(2) [EFAULT] sops poi
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send(2N) send(2N) See recv(2N) for
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setcompat(2) setcompat(2) COMPAT EX
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setgroups(2) set groups (2) NAME se
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setpgid(2P) setpgid(2P) SEE ALSO ex
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setregid(2) setregid(2) NAME setreg
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setsid(2P) setsid(2P) NAME setsid -
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setuid(2) setuid(2) ID is not the s
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shmget(2) shmget(2) NAME shmget - g
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shmop(2) shmop(2) NAME shmop, shmat
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shutdown(2N) shutdown(2N) NAME shut
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sigpause(2) sigpause(2) NAME sigpau
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sigsetmask(2) sigsetmask(2) NAME si
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sigvec(2) sigvec(2) NAME sigvec - o
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sigvec(2) sigvec(2) S I GXF S Z 25
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socket(2N) socket(2N) NAME socket -
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socket(2N) SO DEBUG SO REUSEADDR SO
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stat(2) stat(2) NAME stat, fstat, l
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stat(2) [EPERM] [ENAMETOOLONG] [ELO
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statfs(2) statfs(2) RETURN VALUE On
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symlink(2) symlink(2) NAME symlink
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sync(2) sync(2) NAME sync - update
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times(2) times (2) NAME time s - ge
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truncate(2) truncate(2) NAME trunca
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ulimit(2) NAME ulimi t - get and se
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umask(2) umask(2) RETURN VALUE The
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uname(2) uname(2) NAME uname - get
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unlink(2) [ETXTBSY] [EROFS] [EFAULT
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ustat(2) ustat(2) NAME ustat - get
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utime(2} [ENOTDIR] [EACCES] [EPERM]
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uvar(2) int int int v flock; int v_
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wait(2) wait(2) NAME wai t - wait f
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wait3(2N) NAME wai t3 - wait for ch
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write(2) write(2) RETURN VALUE On s
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Table of Contents Section 3: Subrou
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ct ype(3C) ........................
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fileno(3S) ........................
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inet _ addr(3N) ...................
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intro(3) NAME intro - introduction
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intro(3) intro(3) The I/O function
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intro(3) intro(3) as "multiple decl
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abort(3C) abort(3C) NAME abort - ge
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abs(3C) NAME abs - return integer a
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acos(3F) acos(3F) NAME acos, dacos
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aint(3F) aint(3F) NAME aint, dint -
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assert(3X) assert(3X) NAME assert -
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atan2(3F) atan2(3F) NAME atan2, dat
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atp(3N) atp(3N) NAME atp_open, atp_
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atp(3N) u char struct iovec int } a
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atp(3N) atp(3N) bitmap The response
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essel(3M) NAME j 0, jl, jn, yO, yl,
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It(3C) NAME bIt, bIt512 - block tra
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search(3C) bsearch(3C) NAME bsearch
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yteorder(3N) byteorder(3N) NAME hto
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cfgetospeed(3P) B4800 B9600 B19200
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clock(3C) clock(3C) NAME clock -rep
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conv(3C) conv(3C) NAME toupper. tol
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cosh(3F) cosh(3F) NAME cosh, dcosh
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ctermid(3S) NAME ctermid - generate
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ctime(3) ctime(3) If the value begi
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ctime(3) ctime(3) 5 mktime converts
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ctype(3C) ctype(3C) NAME isalpha, i
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curses(3X) curses(3X) NAME curses -
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curses(3X) 3 delay output(ms)* Inse
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curses(3X) curses(3X) newterm (type
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curses(3X) curses(3X) wnoutrefresh
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curses(3X) curses(3X) ATIRIBUTES Th
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cursesS. 0 (3X) cursesS. 0 (3X) NAM
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cursesS.O(3X) cursesS.O(3X) wclrtob
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cuserid(3S) cuserid(3S) NAME cuseri
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dbm(3X) dbrn(3X) of firstkey and ne
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ddp(3N) ddp(3N) at net at net at no
Page 328 and 329: dial(3C) dial(3C) NAME dial- establ
Page 330 and 331: dial(3C) dial(3C) NO_BD_K -11 1* no
Page 332 and 333: directory(3) directory(3) NAME open
Page 334 and 335: directory(3P) directory(3P) NAME op
Page 336 and 337: dprod(3F) dprod(3F) NAME dprod - Fo
Page 340 and 341: dup2(3N) dup2(3N) NAME dup2 - dupli
Page 342 and 343: end(3C) end(3C) NAME end, etext, ed
Page 344 and 345: ethers(3N) ethers (3N) NAME ethers,
Page 346 and 347: exp(3F) exp(3F) NAME exp, dexp, cex
Page 348: exp(3M) exp(3M) sets errno to ERANG
Page 351 and 352: floor(3M) floor(3M) NAME floor, cei
Page 353 and 354: fopen(3S) fopen(3S) pointers to a F
Page 356 and 357: fseek(3S) fseek(3S) NAME f seek, re
Page 358: fstyp(3) fstyp(3) NAME f s t yp - d
Page 362 and 363: ftw(3C) ftw(3C) NAME f t w - walk a
Page 364 and 365: ftype(3F) ftype(3F) NAME int, ifix,
Page 366 and 367: ftype(3F) ftype(3F) ichar (char (i)
Page 368 and 369: getarg(3F) getarg(3F) NAME getarg -
Page 370 and 371: getc(3S) getc(3S) BUGS Because it i
Page 372 and 373: getcwd(3C) [ERANGE] [EACCES] SEE AL
Page 374: getenv(3F) getenv(3F) NAME geten v
Page 377: getgroups(3P) NAME getgroups - get
Page 381 and 382: getmntent(3) getmntent(3) NAME setm
Page 383 and 384: getnetent(3N) getnetent(3N) NAME ge
Page 385 and 386: getnetgren t (3N) getnetgrent(3N) N
Page 387 and 388: getopt(3C) getopt(3C) while «c = g
Page 389 and 390: getprotoent(3N) getprotoent(3N) NAM
Page 392: getptabent(3) FILES /etc/ptab getpt
Page 397 and 398: getrpcent (3N) get rpcen t (3N) end
Page 399 and 400: gets(3S) gets(3S) NAME gets, fgets
Page 401 and 402: getservent(3N) getservent(3N) setse
Page 403 and 404: getut(3C) getut(3C) getutid searche
Page 405: getwd(3) NAME get wd - get current
Page 408: hseareh(3C) hseareh(3C) DIV Use the
Page 411 and 412: hypot(3M) NAME hypot - Euclidean di
Page 413: index(3F) NAME index - return locat
Page 416: ini tgroups (3) NAME ini tgroups -
Page 419 and 420: l3tol(3C) l3tol(3C) NAME l3tol, 1 t
Page 421 and 422: Idahread(3X) Idahread(3X) NAME ldah
Page 423 and 424: Idfen(3X) NAME Idf en - common obje
Page 425 and 426: Idfcn(3X) Idfcn(3X) These functions
Page 427 and 428: Idfhread(3X) Idfhread(3X) NAME ldfh
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Idgetname(3X) Idgetname(3X) SEE ALS
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Idlread(3X) Idlread(3X) ERRORS Idlr
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Idohseek(3X) Idohseek(3X) NAME ldoh
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Idopen(3X) Idopen(3X) /* process th
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Idshread(3X) Idshread(3X) NAME ldsh
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ldtbindex(3X) ldtbindex(3X) NAME ld
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Idtbseek(3X) Idtbseek(3X) NAME Idtb
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1ge(3F) 1ge(3F) NAME 1ge, 19t, lIe,
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lockf(3C) lockf(3C) NAME lockf - re
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lockf(3C) lockf(3C) ERRORS The lock
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loglO(3F) loglO(3F) NAME loglO. alo
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lsearch(3C) lsearch(3C) NAME lsearc
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