<HEAD> <TITLE>plan 9 man section 2</TITLE> </HEAD> <BODY> <B>[<A
HREF="/sys/man/index.html">manual index</A>]</B> <H2>Plan 9 from
Bell Labs - Section 2 - System and Library Calls</H2> <HR> <DL>
<DT><A HREF="/magic/man2html/2/0intro">0intro</A> - introduction
to library functions <DD><TT> intro</TT> </DT> <DT><A
HREF="/magic/man2html/2/9p">9p</A> - 9P file server functions
<DD><TT> Fid, File, Req, Srv, Tree, allocmap, allocfid,
allocfidpool, allocreq, allocreqpool, caninsertkey, closefid,
deletekey, fcreate, freefid, freemap, freereq, fremove, fwalk,
mktree, fdirread, insertkey, lookupfid, lookupkey, lookupreq,
srv, postmountsrv, readbuf, readstr, respond, threadpostmountsrv,
_lib9p_emalloc, _lib9p_erealloc, _lib9p_estrdup</TT> </DT> <DT><A
HREF="/magic/man2html/2/abort">abort</A> - generate a fault
<DD><TT> abort</TT> </DT> <DT><A
HREF="/magic/man2html/2/abs">abs</A> - integer absolute values
<DD><TT> abs, labs</TT> </DT> <DT><A
HREF="/magic/man2html/2/access">access</A> - determine
accessibility of file <DD><TT> access</TT> </DT> <DT><A
HREF="/magic/man2html/2/addpt">addpt</A> - arithmetic on points
and rectangles <DD><TT> addpt, subpt, mulpt, divpt, rectaddpt,
rectsubpt, insetrect, canonrect, eqpt, eqrect, ptinrect,
rectinrect, rectXrect, rectclip, combinerect, Dx, Dy, Pt, Rect,
Rpt</TT> </DT> <DT><A
HREF="/magic/man2html/2/allocimage">allocimage</A> - allocating,
freeing, reading, writing images <DD><TT> allocimage,
allocimagemix, freeimage, nameimage, namedimage, setalpha,
loadimage, cloadimage, unloadimage, readimage, writeimage,
bytesperline, wordsperline</TT> </DT> <DT><A
HREF="/magic/man2html/2/arg">arg</A> - process option letters
from argv <DD><TT> ARGBEGIN, ARGEND, ARGC, ARGF, EARGF, arginit,
argopt</TT> </DT> <DT><A
HREF="/magic/man2html/2/arith3">arith3</A> - operations on 3-d
points and planes <DD><TT> add3, sub3, neg3, div3, mul3, eqpt3,
closept3, dot3, cross3, len3, dist3, unit3, midpt3, lerp3,
reflect3, nearseg3, pldist3, vdiv3, vrem3, pn2f3, ppp2f3, fff2p3,
pdiv4, add4, sub4</TT> </DT> <DT><A
HREF="/magic/man2html/2/assert">assert</A> - check program
invariants <DD><TT> assert</TT> </DT> <DT><A
HREF="/magic/man2html/2/atof">atof</A> - convert text to numbers
<DD><TT> atof, atoi, atol, atoll, charstod, strtod, strtol,
strtoll, strtoul, strtoull</TT> </DT> <DT><A
HREF="/magic/man2html/2/auth">auth</A> - network authentication
<DD><TT> auth, amount, srvauth, authnonce, srvauthnonce,
authenticate, getchal, chalreply, vncchal, vncreply, apopchal,
apopreply, cramchal, cramreply, newns, addns, authdial,
passtokey, nvcsum, convT2M, convM2T, convTR2M, convM2TR, convA2M,
convM2A, convPR2M, convM2PR, login, httpauth, noworld</TT> </DT>
<DT><A HREF="/magic/man2html/2/bin">bin</A> - grouped memory
allocation <DD><TT> binalloc, bingrow, binfree</TT> </DT> <DT><A
HREF="/magic/man2html/2/bind">bind</A> - change name space
<DD><TT> bind, mount, unmount</TT> </DT> <DT><A
HREF="/magic/man2html/2/bio">bio</A> - buffered input/output
<DD><TT> Bopen, Binit, Binits, Brdline, Bgetc, Bgetrune, Bgetd,
Bungetc, Bungetrune, Bread, Bseek, Boffset, Bfildes, Blinelen,
Bputc, Bputrune, Bprint, Bwrite, Bflush, Bterm, Bbuffered</TT>
</DT> <DT><A HREF="/magic/man2html/2/brk">brk</A> - change
memory allocation <DD><TT> brk, sbrk</TT> </DT> <DT><A
HREF="/magic/man2html/2/cachechars">cachechars</A> - font
utilities <DD><TT> cachechars, agefont, loadchar, Subfont,
Fontchar, Font</TT> </DT> <DT><A
HREF="/magic/man2html/2/chdir">chdir</A> - change working
directory <DD><TT> chdir</TT> </DT> <DT><A
HREF="/magic/man2html/2/cleanname">cleanname</A> - clean a path
name <DD><TT> cleanname</TT> </DT> <DT><A
HREF="/magic/man2html/2/color">color</A> - colors and color maps
<DD><TT> cmap2rgb, cmap2rgba, rgb2cmap</TT> </DT> <DT><A
HREF="/magic/man2html/2/control">control</A> - interactive
graphical controls <DD><TT> Control, Controlset, activate,
closecontrol, closecontrolset, controlcalled, controlwire,
createbox, createbutton, createentry, createkeyboard,
createlabel, createradiobutton, createscribble, createslider,
createtext, createtextbutton, ctlerror, ctlmalloc, ctlrealloc,
ctlstrdup, deactivate, freectlfont, freectlimage, initcontrols,
namectlfont, namectlimage, newcontrolset, printctl,
resizecontrolset</TT> </DT> <DT><A
HREF="/magic/man2html/2/cputime">cputime</A> - cpu time in this
process and children <DD><TT> cputime, times</TT> </DT> <DT><A
HREF="/magic/man2html/2/ctime">ctime</A> - convert date and time
<DD><TT> ctime, localtime, gmtime, asctime, tm2sec, timezone</TT>
</DT> <DT><A HREF="/magic/man2html/2/ctype">ctype</A> - ASCII
character classification <DD><TT> isalpha, isupper, islower,
isdigit, isxdigit, isalnum, isspace, ispunct, isprint, isgraph,
iscntrl, isascii, toascii, _toupper, _tolower, toupper,
tolower</TT> </DT> <DT><A
HREF="/magic/man2html/2/debugger">debugger</A> - machine-
independent debugger functions <DD><TT> cisctrace, risctrace,
ciscframe, riscframe, localaddr, symoff, fpformat, beieee80ftos,
beieeesftos, beieeedftos, leieee80ftos, leieeesftos, leieeedftos,
ieeesftos, ieeedftos</TT> </DT> <DT><A
HREF="/magic/man2html/2/debugmalloc">debugmalloc</A> - debugging
memory allocator <DD><TT> showleak, malloc, mallocz, free,
realloc, calloc, msize, setmalloctag, setrealloctag,
getmalloctag, getrealloctag, malloctopoolblock</TT> </DT> <DT><A
HREF="/magic/man2html/2/dial">dial</A> - make and break network
connections <DD><TT> dial, hangup, announce, listen, accept,
reject, netmkaddr, setnetmtpt</TT> </DT> <DT><A
HREF="/magic/man2html/2/dirread">dirread</A> - read directory
<DD><TT> dirread</TT> </DT> <DT><A
HREF="/magic/man2html/2/disk">disk</A> - generic disk device
interface <DD><TT> opendisk, biosfake</TT> </DT> <DT><A
HREF="/magic/man2html/2/draw">draw</A> - graphics functions
<DD><TT> Image, draw, gendraw, drawreplxy, drawrepl, replclipr,
line, poly, fillpoly, bezier, bezspline, fillbezier,
fillbezspline, ellipse, fillellipse, arc, fillarc, icossin,
icossin2, border, string, stringn, runestring, runestringn,
stringbg, stringnbg, runestringbg, runestringnbg, _string, ARROW,
drawsetdebug</TT> </DT> <DT><A
HREF="/magic/man2html/2/dup">dup</A> - duplicate an open file
descriptor <DD><TT> dup</TT> </DT> <DT><A
HREF="/magic/man2html/2/encrypt">encrypt</A> - DES encryption
<DD><TT> encrypt, decrypt, netcrypt</TT> </DT> <DT><A
HREF="/magic/man2html/2/errstr">errstr</A> - description of last
system call error <DD><TT> errstr, werrstr</TT> </DT> <DT><A
HREF="/magic/man2html/2/event">event</A> - graphics events
<DD><TT> event, einit, estart, estartfn, etimer, eread, emouse,
ekbd, ecanread, ecanmouse, ecankbd, ereadmouse, eatomouse,
eresized, egetrect, edrawgetrect, emenuhit, emoveto, esetcursor,
Event, Mouse, Menu</TT> </DT> <DT><A
HREF="/magic/man2html/2/exec">exec</A> - execute a file <DD><TT>
exec, execl, _clock, _privates, _nprivates</TT> </DT> <DT><A
HREF="/magic/man2html/2/exits">exits</A> - terminate process,
process cleanup <DD><TT> exits, _exits, atexit, atexitdont,
terminate</TT> </DT> <DT><A HREF="/magic/man2html/2/exp">exp</A>
- exponential, logarithm, power, square root <DD><TT> exp, log,
log10, pow, pow10, sqrt</TT> </DT> <DT><A
HREF="/magic/man2html/2/fcall">fcall</A> - interface to Plan 9
File protocol <DD><TT> Fcall, convS2M, convD2M, convM2S, convM2D,
getS, fcallconv, dirconv, dirmodeconv</TT> </DT> <DT><A
HREF="/magic/man2html/2/fd2path">fd2path</A> - return file name
associated with file descriptor <DD><TT> fd2path</TT> </DT>
<DT><A HREF="/magic/man2html/2/fgetc">fgetc</A> - Stdio input
and output <DD><TT> fgetc, getc, getchar, fputc, putc, putchar,
ungetc, fgets, gets, fputs, puts, fread, fwrite</TT> </DT> <DT><A
HREF="/magic/man2html/2/flate">flate</A> - deflate compression
<DD><TT> deflateinit, deflate, deflatezlib, deflateblock,
deflatezlibblock, inflateinit, inflate, inflatezlib,
inflateblock, inflatezlibblock, flateerr, mkcrctab, blockcrc,
adler32</TT> </DT> <DT><A
HREF="/magic/man2html/2/floor">floor</A> - absolute value,
remainder, floor, ceiling functions <DD><TT> fabs, fmod, floor,
ceil</TT> </DT> <DT><A HREF="/magic/man2html/2/fopen">fopen</A> -
standard buffered input/output package <DD><TT> fopen, freopen,
fdopen, fileno, fclose, sopenr, sopenw, sclose, fflush, setvbuf,
setbuf, fgetpos, ftell, fsetpos, fseek, rewind, feof, ferror,
clearerr</TT> </DT> <DT><A HREF="/magic/man2html/2/fork">fork</A>
- manipulate process resources <DD><TT> fork, rfork</TT> </DT>
<DT><A HREF="/magic/man2html/2/fprintf">fprintf</A> - print
formatted output <DD><TT> fprintf, printf, sprintf, snprintf,
vfprintf, vprintf, vsprintf, vsnprintf</TT> </DT> <DT><A
HREF="/magic/man2html/2/frame">frame</A> - frames of text
<DD><TT> frinit, frsetrects, frinittick, frclear, frcharofpt,
frptofchar, frinsert, frdelete, frselect, frtick, frselectpaint,
frdrawsel, frdrawsel0, frgetmouse</TT> </DT> <DT><A
HREF="/magic/man2html/2/frexp">frexp</A> - split into mantissa
and exponent <DD><TT> frexp, ldexp, modf</TT> </DT> <DT><A
HREF="/magic/man2html/2/fscanf">fscanf</A> - scan formatted
input <DD><TT> fscanf, scanf, sscanf, vfscanf</TT> </DT> <DT><A
HREF="/magic/man2html/2/fsession">fsession</A> - set up
authentication on a file descriptor to a file server <DD><TT>
fsession, fauth</TT> </DT> <DT><A
HREF="/magic/man2html/2/getcallerpc">getcallerpc</A> - fetch
return PC of current function <DD><TT> getcallerpc</TT> </DT>
<DT><A HREF="/magic/man2html/2/getenv">getenv</A> - access
environment variables <DD><TT> getenv, putenv</TT> </DT> <DT><A
HREF="/magic/man2html/2/getfcr">getfcr</A> - control floating
point <DD><TT> getfcr, setfcr, getfsr, setfsr</TT> </DT> <DT><A
HREF="/magic/man2html/2/getfields">getfields</A> - break a
string into fields <DD><TT> getfields, tokenize</TT> </DT> <DT><A
HREF="/magic/man2html/2/getpid">getpid</A> - get process ids
<DD><TT> getpid, getppid</TT> </DT> <DT><A
HREF="/magic/man2html/2/getuser">getuser</A> - get user or
system name <DD><TT> getuser, sysname</TT> </DT> <DT><A
HREF="/magic/man2html/2/getwd">getwd</A> - get current directory
<DD><TT> getwd</TT> </DT> <DT><A
HREF="/magic/man2html/2/graphics">graphics</A> - interactive
graphics <DD><TT> Display, Point, Rectangle, Cursor, initdraw,
geninitdraw, drawerror, initdisplay, closedisplay, getdefont,
getwindow, gengetwindow, flushimage, bufimage, lockdisplay,
unlockdisplay, cursorswitch, cursorset, openfont, buildfont,
freefont, Pconv, Rconv, strtochan, chantostr, chantodepth</TT>
</DT> <DT><A HREF="/magic/man2html/2/hypot">hypot</A> -
Euclidean distance <DD><TT> hypot</TT> </DT> <DT><A
HREF="/magic/man2html/2/ip">ip</A> - Internet protocol <DD><TT>
eipconv, parseip, parseipmask, v4parseip, v4parsecidr,
parseether, myipaddr, myetheraddr, maskip, equivip, defmask,
isv4, v4tov6, v6tov4, nhgetl, nhgets, hnputl, hnputs,
readipifc</TT> </DT> <DT><A
HREF="/magic/man2html/2/isalpharune">isalpharune</A> - Unicode
character classes and cases <DD><TT> isalpharune, islowerrune,
isspacerune, istitlerune, isupperrune, tolowerrune, totitlerune,
toupperrune</TT> </DT> <DT><A
HREF="/magic/man2html/2/keyboard">keyboard</A> - keyboard
control <DD><TT> initkeyboard, ctlkeyboard, closekeyboard</TT>
</DT> <DT><A HREF="/magic/man2html/2/libsec">libsec</A> -
cryptographic security library <DD><TT> setupDESstate,
des_key_setup, block_cipher, desCBCencrypt, desCBCdecrypt,
desECBencrypt, desECBdecrypt, des3CBCencrypt, des3CBCdecrypt,
des3ECBencrypt, des3ECBdecrypt, key_setup, des56to64, des64to56,
setupDES3state, triple_block_cipher, md4, md5, sha1, hmac_md5,
hmac_sha1, dec64, enc64, dec32, enc32, genrandom, prng, genprime,
gensafeprime, genstrongprime, DSAprimes, probably_prime,
smallprimetest, setupRC4state, rc4, rc4skip, rc4back, crtpre,
crtin, crtout, crtprefree, crtresfree, rsagen, rsaencrypt,
rsadecrypt, rsaalloc, rsafree, rsapuballoc, rsapubfree,
rsaprivalloc, rsaprivfree, rsaprivtopub, X509toRSApub, eggen,
egencrypt, egdecrypt, egsign, egverify, egalloc, egfree,
egpuballoc, egpubfree, egprivalloc, egprivfree, egsigalloc,
egsigfree, egprivtopub</TT> </DT> <DT><A
HREF="/magic/man2html/2/lock">lock</A> - shared memory spin
locks, rendez-vous locks, reader-writer locks, and atomic
increment and decrement <DD><TT> lock, canlock, unlock, qlock,
canqlock, qunlock, rlock, runlock, wlock, wunlock, incref,
decref</TT> </DT> <DT><A HREF="/magic/man2html/2/mach">mach</A> -
machine-independent access to executable files <DD><TT> crackhdr,
machbytype, machbyname, newmap, setmap, findseg, unusemap,
loadmap, attachproc, get1, get2, get4, get8, put1, put2, put4,
put8, beswab, beswal, beswav, leswab, leswal, leswav</TT> </DT>
<DT><A HREF="/magic/man2html/2/malloc">malloc</A> - memory
allocator <DD><TT> malloc, mallocz, free, realloc, calloc, msize,
setmalloctag, setrealloctag, getmalloctag, getrealloctag,
malloctopoolblock</TT> </DT> <DT><A
HREF="/magic/man2html/2/matrix">matrix</A> - Geometric
transformations <DD><TT> ident, matmul, matmulr, determinant,
adjoint, invertmat, xformpoint, xformpointd, xformplane, pushmat,
popmat, rot, qrot, scale, move, xform, ixform, persp, look,
viewport</TT> </DT> <DT><A
HREF="/magic/man2html/2/memdraw">memdraw</A> - drawing routines
for memory-resident images <DD><TT> Memimage, Memdata,
Memdrawparam, memimageinit, wordaddr, byteaddr, memimagemove,
allocmemimage, allocmemimaged, readmemimage, creadmemimage,
writememimage, freememimage, memsetchan, loadmemimage,
cloadmemimage, unloadmemimage, memfillcolor, memarc, mempoly,
memellipse, memfillpoly, memimageline, memimagedraw, drawclip,
memlinebbox, memlineendsize, allocmemsubfont, openmemsubfont,
freememsubfont, memsubfontwidth, getmemdefont, memimagestring,
iprint, hwdraw</TT> </DT> <DT><A
HREF="/magic/man2html/2/memlayer">memlayer</A> - windows of
memory-resident images <DD><TT> memdraw, memlalloc, memldelete,
memlexpose, memlfree, memlhide, memline, memlnorefresh, memload,
memunload, memlorigin, memlsetrefresh, memltofront, memltofrontn,
memltorear, memltorearn</TT> </DT> <DT><A
HREF="/magic/man2html/2/memory">memory</A> - memory operations
<DD><TT> memccpy, memchr, memcmp, memcpy, memmove, memset</TT>
</DT> <DT><A HREF="/magic/man2html/2/mktemp">mktemp</A> - make a
unique file name <DD><TT> mktemp</TT> </DT> <DT><A
HREF="/magic/man2html/2/mouse">mouse</A> - mouse control
<DD><TT> initmouse, readmouse, closemouse, moveto, cursorswitch,
getrect, drawgetrect, menuhit, setcursor</TT> </DT> <DT><A
HREF="/magic/man2html/2/mp">mp</A> - extended precision
arithmetic <DD><TT> mpsetminbits, mpnew, mpfree, mpbits, mpnorm,
mpcopy, mpassign, mprand, strtomp, mpconv,mptoa, betomp, mptobe,
letomp, mptole, mptoui, uitomp, mptoi, itomp, uvtomp, mptouv,
vtomp, mptov, mpdigdiv, mpadd, mpsub, mpleft, mpright, mpmul,
mpexp, mpmod, mpdiv, mpcmp, mpextendedgcd, mpinvert, mpsignif,
mplowbits0, mpvecdigmuladd, mpvecdigmulsub, mpvecadd, mpvecsub,
mpveccmp, mpvecmul, mpmagcmp, mpmagadd, mpmagsub, crtpre, crtin,
crtout, crtprefree, crtresfree</TT> </DT> <DT><A
HREF="/magic/man2html/2/muldiv">muldiv</A> - high-precision
multiplication and division <DD><TT> muldiv, umuldiv</TT> </DT>
<DT><A HREF="/magic/man2html/2/nan">nan</A> - not-a-number and
infinity functions <DD><TT> NaN, Inf, isNaN, isInf</TT> </DT>
<DT><A HREF="/magic/man2html/2/ndb">ndb</A> - network database
<DD><TT> ndbopen, ndbcat, ndbclose, ndbreopen, ndbsearch,
ndbsnext, ndbgetval, ndbfree, ipattr, ndbipinfo, csipinfo,
ndbhash, ndbparse, csgetval, ndblookval, dnsquery</TT> </DT>
<DT><A HREF="/magic/man2html/2/notify">notify</A> - handle
asynchronous process notification <DD><TT> notify, noted,
atnotify</TT> </DT> <DT><A
HREF="/magic/man2html/2/object">object</A> - object file
interpretation functions <DD><TT> objtype, readobj, objtraverse,
isar, nextar, readar</TT> </DT> <DT><A
HREF="/magic/man2html/2/open">open</A> - open a file for reading
or writing, create file <DD><TT> open, create, close</TT> </DT>
<DT><A HREF="/magic/man2html/2/perror">perror</A> - system error
messages <DD><TT> perror, syslog, sysfatal</TT> </DT> <DT><A
HREF="/magic/man2html/2/pipe">pipe</A> - create an interprocess
channel <DD><TT> pipe</TT> </DT> <DT><A
HREF="/magic/man2html/2/plumb">plumb</A> - plumb messages
<DD><TT> eplumb, plumbfree, plumbopen, plumbsend, plumblookup,
plumbpack, plumbpackattr, plumbaddattr, plumbdelattr, plumbrecv,
plumbunpack, plumbunpackpartial, plumbunpackattr, Plumbmsg</TT>
</DT> <DT><A HREF="/magic/man2html/2/pool">pool</A> - general
memory management routines <DD><TT> poolalloc, poolfree,
poolmsize, poolrealloc, poolcompact, poolcheck, poolblockcheck,
pooldump</TT> </DT> <DT><A
HREF="/magic/man2html/2/postnote">postnote</A> - send a note to
a process or process group <DD><TT> postnote</TT> </DT> <DT><A
HREF="/magic/man2html/2/print">print</A> - print formatted
output <DD><TT> print, fprint, sprint, snprint, seprint,
fmtinstall, strconv, Strconv, numbconv, fltconv, doprint</TT>
</DT> <DT><A HREF="/magic/man2html/2/privalloc">privalloc</A> -
per-process private storage management <DD><TT> privalloc,
privfree</TT> </DT> <DT><A
HREF="/magic/man2html/2/proto">proto</A> - parse and process a
proto file listing <DD><TT> rdproto</TT> </DT> <DT><A
HREF="/magic/man2html/2/pushssl">pushssl</A> - attach SSL
version 2 encryption to a communication channel <DD><TT>
pushssl</TT> </DT> <DT><A
HREF="/magic/man2html/2/qball">qball</A> - 3-d rotation
controller <DD><TT> qball</TT> </DT> <DT><A
HREF="/magic/man2html/2/qsort">qsort</A> - quicker sort <DD><TT>
qsort</TT> </DT> <DT><A
HREF="/magic/man2html/2/quaternion">quaternion</A> - Quaternion
arithmetic <DD><TT> qtom, mtoq, qadd, qsub, qneg, qmul, qdiv,
qunit, qinv, qlen, slerp, qmid, qsqrt</TT> </DT> <DT><A
HREF="/magic/man2html/2/quote">quote</A> - quoted character
strings <DD><TT> quotestrdup, quoterunestrdup, unquotestrdup,
unquoterunestrdup, quotestrconv, quoterunestrconv,
quotefmtinstall, doquote</TT> </DT> <DT><A
HREF="/magic/man2html/2/rand">rand</A> - random number generator
<DD><TT> rand, lrand, frand, nrand, lnrand, srand, truerand,
n_truerand, fastrand</TT> </DT> <DT><A
HREF="/magic/man2html/2/read">read</A> - read or write file
<DD><TT> read, readn, write, pread, pwrite, read9p, write9p</TT>
</DT> <DT><A HREF="/magic/man2html/2/readcolmap">readcolmap</A> -
access display color map <DD><TT> RGB, readcolmap,
writecolmap</TT> </DT> <DT><A
HREF="/magic/man2html/2/regexp">regexp</A> - regular expression
<DD><TT> regcomp, regcomplit, regcompnl, regexec, regsub,
rregexec, rregsub, regerror</TT> </DT> <DT><A
HREF="/magic/man2html/2/remove">remove</A> - remove a file
<DD><TT> remove</TT> </DT> <DT><A
HREF="/magic/man2html/2/rendezvous">rendezvous</A> - user level
process synchronization <DD><TT> rendezvous</TT> </DT> <DT><A
HREF="/magic/man2html/2/rune">rune</A> - rune/UTF conversion
<DD><TT> runetochar, chartorune, runelen, runenlen, fullrune,
utflen, utfnlen, utfrune, utfrrune, utfutf</TT> </DT> <DT><A
HREF="/magic/man2html/2/runestrcat">runestrcat</A> - rune string
operations <DD><TT> runestrcat, runestrncat, runestrcmp,
runestrncmp, runestrcpy, runestrncpy, runestrecpy, runestrlen,
runestrchr, runestrrchr, runestrdup, runestrstr</TT> </DT> <DT><A
HREF="/magic/man2html/2/scribble">scribble</A> - character
recognition <DD><TT> scribblealloc, recognize</TT> </DT> <DT><A
HREF="/magic/man2html/2/scsi">scsi</A> - SCSI device operations
<DD><TT> openscsi, scsiready, scsi, scsicmd, scsierror</TT> </DT>
<DT><A HREF="/magic/man2html/2/seek">seek</A> - change file
offset <DD><TT> seek</TT> </DT> <DT><A
HREF="/magic/man2html/2/segattach">segattach</A> - map/unmap a
segment in virtual memory <DD><TT> segattach, segdetach,
segfree</TT> </DT> <DT><A
HREF="/magic/man2html/2/segbrk">segbrk</A> - change memory
allocation <DD><TT> segbrk</TT> </DT> <DT><A
HREF="/magic/man2html/2/segflush">segflush</A> - flush
instruction and data caches <DD><TT> segflush</TT> </DT> <DT><A
HREF="/magic/man2html/2/setjmp">setjmp</A> - non-local goto
<DD><TT> setjmp, longjmp, notejmp</TT> </DT> <DT><A
HREF="/magic/man2html/2/sin">sin</A> - trigonometric functions
<DD><TT> sin, cos, tan, asin, acos, atan, atan2</TT> </DT> <DT><A
HREF="/magic/man2html/2/sinh">sinh</A> - hyperbolic functions
<DD><TT> sinh, cosh, tanh</TT> </DT> <DT><A
HREF="/magic/man2html/2/sleep">sleep</A> - delay, ask for
delayed note <DD><TT> sleep, alarm</TT> </DT> <DT><A
HREF="/magic/man2html/2/stat">stat</A> - get and put file status
<DD><TT> stat, fstat, wstat, fwstat, dirstat, dirfstat, dirwstat,
dirfwstat</TT> </DT> <DT><A
HREF="/magic/man2html/2/strcat">strcat</A> - string operations
<DD><TT> strcat, strncat, strcmp, strncmp, cistrcmp, cistrncmp,
strcpy, strncpy, strecpy, strlen, strchr, strrchr, strpbrk,
strspn, strcspn, strtok, strdup, strstr, cistrstr</TT> </DT>
<DT><A HREF="/magic/man2html/2/string">string</A> - extensible
strings <DD><TT> s_alloc, s_append, s_array, s_copy, s_error,
s_free, s_incref, s_memappend, s_nappend, s_new, s_newalloc,
s_parse, s_reset, s_restart, s_terminate, s_tolower, s_putc,
s_unique, s_grow, s_read, s_read_line, s_getline</TT> </DT>
<DT><A HREF="/magic/man2html/2/stringsize">stringsize</A> -
graphical size of strings <DD><TT> stringsize, stringwidth,
stringnwidth, runestringsize, runestringwidth,
runestringnwidth</TT> </DT> <DT><A
HREF="/magic/man2html/2/subfont">subfont</A> - subfont
manipulation <DD><TT> allocsubfont, freesubfont, installsubfont,
lookupsubfont, uninstallsubfont, subfontname, readsubfont,
readsubfonti, writesubfont, stringsubfont, strsubfontwidth,
mkfont</TT> </DT> <DT><A
HREF="/magic/man2html/2/symbol">symbol</A> - symbol table access
functions <DD><TT> syminit, getsym, symbase, pc2sp, pc2line,
textseg, line2addr, lookup, findlocal, getauto, findsym,
localsym, globalsym, textsym, file2pc, fileelem, filesym,
fileline, fnbound</TT> </DT> <DT><A
HREF="/magic/man2html/2/thread">thread</A> - thread and proc
management <DD><TT> alt, chancreate, chanfree, chaninit,
proccreate, procdata, procexec, procexecl, procrfork, recv,
recvp, recvul, send, sendp, sendul, nbrecv, nbrecvp, nbrecvul,
nbsend, nbsendp, nbsendul, threadchdir, threadcreate, threaddata,
threadexits, threadexitsall, threadgetgrp, threadgetname,
threadkill, threadkillgrp, threadmain, threadnonotes, threadpid,
threadprint, threadsetgrp, threadsetname, threadwaitchan,
yield</TT> </DT> <DT><A HREF="/magic/man2html/2/time">time</A> -
time in seconds and nanoseconds since epoch <DD><TT> time,
nsec</TT> </DT> <DT><A
HREF="/magic/man2html/2/tmpfile">tmpfile</A> - Stdio temporary
files <DD><TT> tmpfile, tmpnam</TT> </DT> <DT><A
HREF="/magic/man2html/2/wait">wait</A> - wait for a process to
exit <DD><TT> wait</TT> </DT> <DT><A
HREF="/magic/man2html/2/window">window</A> - window management
<DD><TT> Screen, allocscreen, publicscreen, freescreen,
allocwindow, bottomwindow, bottomnwindows, topwindow,
topnwindows, originwindow</TT> </DT> </DL>