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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta name="generator" content="HTML Tidy, see www.w3.org"><link type="text/css" rel="stylesheet" href="../functions/style.css"><title>System Interfaces</title></head><body bgcolor="white"><basefont size="3"> <h2>System Interfaces</h2><ul><li><a href="../functions/FD_CLR.html" target="main"><i>FD_CLR</i>()</a></li><li><a href="../functions/FD_ISSET.html" target="main"><i>FD_ISSET</i>()</a></li><li><a href="../functions/FD_SET.html" target="main"><i>FD_SET</i>()</a></li><li><a href="../functions/FD_ZERO.html" target="main"><i>FD_ZERO</i>()</a></li><li><a href="../functions/_Exit.html" target="main"><i>_Exit</i>()</a></li><li><a href="../functions/_exit.html" target="main"><i>_exit</i>()</a></li><li><a href="../functions/_longjmp.html" target="main"><i>_longjmp</i>()</a></li><li><a href="../functions/_setjmp.html" target="main"><i>_setjmp</i>()</a></li><li><a href="../functions/_tolower.html" target="main"><i>_tolower</i>()</a></li><li><a href="../functions/_toupper.html" target="main"><i>_toupper</i>()</a></li><li><a href="../functions/a64l.html" target="main"><i>a64l</i>()</a></li><li><a href="../functions/abort.html" target="main"><i>abort</i>()</a></li><li><a href="../functions/abs.html" target="main"><i>abs</i>()</a></li><li><a href="../functions/accept.html" target="main"><i>accept</i>()</a></li><li><a href="../functions/access.html" target="main"><i>access</i>()</a></li><li><a href="../functions/acos.html" target="main"><i>acos</i>()</a></li><li><a href="../functions/acosf.html" target="main"><i>acosf</i>()</a></li><li><a href="../functions/acosh.html" target="main"><i>acosh</i>()</a></li><li><a href="../functions/acoshf.html" target="main"><i>acoshf</i>()</a></li><li><a href="../functions/acoshl.html" target="main"><i>acoshl</i>()</a></li><li><a href="../functions/acosl.html" target="main"><i>acosl</i>()</a></li><li><a href="../functions/aio_cancel.html" target="main"><i>aio_cancel</i>()</a></li><li><a href="../functions/aio_error.html" target="main"><i>aio_error</i>()</a></li><li><a href="../functions/aio_fsync.html" target="main"><i>aio_fsync</i>()</a></li><li><a href="../functions/aio_read.html" target="main"><i>aio_read</i>()</a></li><li><a href="../functions/aio_return.html" target="main"><i>aio_return</i>()</a></li><li><a href="../functions/aio_suspend.html" target="main"><i>aio_suspend</i>()</a></li><li><a href="../functions/aio_write.html" target="main"><i>aio_write</i>()</a></li><li><a href="../functions/alarm.html" target="main"><i>alarm</i>()</a></li><li><a href="../functions/asctime.html" target="main"><i>asctime</i>()</a></li><li><a href="../functions/asctime_r.html" target="main"><i>asctime_r</i>()</a></li><li><a href="../functions/asin.html" target="main"><i>asin</i>()</a></li><li><a href="../functions/asinf.html" target="main"><i>asinf</i>()</a></li><li><a href="../functions/asinh.html" target="main"><i>asinh</i>()</a></li><li><a href="../functions/asinhf.html" target="main"><i>asinhf</i>()</a></li><li><a href="../functions/asinhl.html" target="main"><i>asinhl</i>()</a></li><li><a href="../functions/asinl.html" target="main"><i>asinl</i>()</a></li><li><a href="../functions/assert.html" target="main"><i>assert</i>()</a></li><li><a href="../functions/atan.html" target="main"><i>atan</i>()</a></li><li><a href="../functions/atan2.html" target="main"><i>atan2</i>()</a></li><li><a href="../functions/atan2f.html" target="main"><i>atan2f</i>()</a></li><li><a href="../functions/atan2l.html" target="main"><i>atan2l</i>()</a></li><li><a href="../functions/atanf.html" target="main"><i>atanf</i>()</a></li><li><a href="../functions/atanh.html" target="main"><i>atanh</i>()</a></li><li><a href="../functions/atanhf.html" target="main"><i>atanhf</i>()</a></li><li><a href="../functions/atanhl.html" target="main"><i>atanhl</i>()</a></li><li><a href="../functions/atanl.html" target="main"><i>atanl</i>()</a></li><li><a href="../functions/atexit.html" target="main"><i>atexit</i>()</a></li><li><a href="../functions/atof.html" target="main"><i>atof</i>()</a></li><li><a href="../functions/atoi.html" target="main"><i>atoi</i>()</a></li><li><a href="../functions/atol.html" target="main"><i>atol</i>()</a></li><li><a href="../functions/atoll.html" target="main"><i>atoll</i>()</a></li><li><a href="../functions/basename.html" target="main"><i>basename</i>()</a></li><li><a href="../functions/bcmp.html" target="main"><i>bcmp</i>()</a></li><li><a href="../functions/bcopy.html" target="main"><i>bcopy</i>()</a></li><li><a href="../functions/bind.html" target="main"><i>bind</i>()</a></li><li><a href="../functions/bsd_signal.html" target="main"><i>bsd_signal</i>()</a></li><li><a href="../functions/bsearch.html" target="main"><i>bsearch</i>()</a></li><li><a href="../functions/btowc.html" target="main"><i>btowc</i>()</a></li><li><a href="../functions/bzero.html" target="main"><i>bzero</i>()</a></li><li><a href="../functions/cabs.html" target="main"><i>cabs</i>()</a></li><li><a href="../functions/cabsf.html" target="main"><i>cabsf</i>()</a></li><li><a href="../functions/cabsl.html" target="main"><i>cabsl</i>()</a></li><li><a href="../functions/cacos.html" target="main"><i>cacos</i>()</a></li><li><a href="../functions/cacosf.html" target="main"><i>cacosf</i>()</a></li><li><a href="../functions/cacosh.html" target="main"><i>cacosh</i>()</a></li><li><a href="../functions/cacoshf.html" target="main"><i>cacoshf</i>()</a></li><li><a href="../functions/cacoshl.html" target="main"><i>cacoshl</i>()</a></li><li><a href="../functions/cacosl.html" target="main"><i>cacosl</i>()</a></li><li><a href="../functions/calloc.html" target="main"><i>calloc</i>()</a></li><li><a href="../functions/carg.html" target="main"><i>carg</i>()</a></li><li><a href="../functions/cargf.html" target="main"><i>cargf</i>()</a></li><li><a href="../functions/cargl.html" target="main"><i>cargl</i>()</a></li><li><a href="../functions/casin.html" target="main"><i>casin</i>()</a></li><li><a href="../functions/casinf.html" target="main"><i>casinf</i>()</a></li><li><a href="../functions/casinh.html" target="main"><i>casinh</i>()</a></li><li><a href="../functions/casinhf.html" target="main"><i>casinhf</i>()</a></li><li><a href="../functions/casinhl.html" target="main"><i>casinhl</i>()</a></li><li><a href="../functions/casinl.html" target="main"><i>casinl</i>()</a></li><li><a href="../functions/catan.html" target="main"><i>catan</i>()</a></li><li><a href="../functions/catanf.html" target="main"><i>catanf</i>()</a></li><li><a href="../functions/catanh.html" target="main"><i>catanh</i>()</a></li><li><a href="../functions/catanhf.html" target="main"><i>catanhf</i>()</a></li><li><a href="../functions/catanhl.html" target="main"><i>catanhl</i>()</a></li><li><a href="../functions/catanl.html" target="main"><i>catanl</i>()</a></li><li><a href="../functions/catclose.html" target="main"><i>catclose</i>()</a></li><li><a href="../functions/catgets.html" target="main"><i>catgets</i>()</a></li><li><a href="../functions/catopen.html" target="main"><i>catopen</i>()</a></li><li><a href="../functions/cbrt.html" target="main"><i>cbrt</i>()</a></li><li><a href="../functions/cbrtf.html" target="main"><i>cbrtf</i>()</a></li><li><a href="../functions/cbrtl.html" target="main"><i>cbrtl</i>()</a></li><li><a href="../functions/ccos.html" target="main"><i>ccos</i>()</a></li><li><a href="../functions/ccosf.html" target="main"><i>ccosf</i>()</a></li><li><a href="../functions/ccosh.html" target="main"><i>ccosh</i>()</a></li><li><a href="../functions/ccoshf.html" target="main"><i>ccoshf</i>()</a></li><li><a href="../functions/ccoshl.html" target="main"><i>ccoshl</i>()</a></li><li><a href="../functions/ccosl.html" target="main"><i>ccosl</i>()</a></li><li><a href="../functions/ceil.html" target="main"><i>ceil</i>()</a></li><li><a href="../functions/ceilf.html" target="main"><i>ceilf</i>()</a></li><li><a href="../functions/ceill.html" target="main"><i>ceill</i>()</a></li><li><a href="../functions/cexp.html" target="main"><i>cexp</i>()</a></li><li><a href="../functions/cexpf.html" target="main"><i>cexpf</i>()</a></li><li><a href="../functions/cexpl.html" target="main"><i>cexpl</i>()</a></li><li><a href="../functions/cfgetispeed.html" target="main"><i>cfgetispeed</i>()</a></li><li><a href="../functions/cfgetospeed.html" target="main"><i>cfgetospeed</i>()</a></li><li><a href="../functions/cfsetispeed.html" target="main"><i>cfsetispeed</i>()</a></li><li><a href="../functions/cfsetospeed.html" target="main"><i>cfsetospeed</i>()</a></li><li><a href="../functions/chdir.html" target="main"><i>chdir</i>()</a></li><li><a href="../functions/chmod.html" target="main"><i>chmod</i>()</a></li><li><a href="../functions/chown.html" target="main"><i>chown</i>()</a></li><li><a href="../functions/cimag.html" target="main"><i>cimag</i>()</a></li><li><a href="../functions/cimagf.html" target="main"><i>cimagf</i>()</a></li><li><a href="../functions/cimagl.html" target="main"><i>cimagl</i>()</a></li><li><a href="../functions/clearerr.html" target="main"><i>clearerr</i>()</a></li><li><a href="../functions/clock.html" target="main"><i>clock</i>()</a></li><li><a href="../functions/clock_getcpuclockid.html" target="main"><i>clock_getcpuclockid</i>()</a></li><li><a href="../functions/clock_getres.html" target="main"><i>clock_getres</i>()</a></li><li><a href="../functions/clock_gettime.html" target="main"><i>clock_gettime</i>()</a></li><li><a href="../functions/clock_nanosleep.html" target="main"><i>clock_nanosleep</i>()</a></li><li><a href="../functions/clock_settime.html" target="main"><i>clock_settime</i>()</a></li><li><a href="../functions/clog.html" target="main"><i>clog</i>()</a></li><li><a href="../functions/clogf.html" target="main"><i>clogf</i>()</a></li><li><a href="../functions/clogl.html" target="main"><i>clogl</i>()</a></li><li><a href="../functions/close.html" target="main"><i>close</i>()</a></li><li><a href="../functions/closedir.html" target="main"><i>closedir</i>()</a></li><li><a href="../functions/closelog.html" target="main"><i>closelog</i>()</a></li><li><a href="../functions/confstr.html" target="main"><i>confstr</i>()</a></li><li><a href="../functions/conj.html" target="main"><i>conj</i>()</a></li><li><a href="../functions/conjf.html" target="main"><i>conjf</i>()</a></li><li><a href="../functions/conjl.html" target="main"><i>conjl</i>()</a></li><li><a href="../functions/connect.html" target="main"><i>connect</i>()</a></li><li><a href="../functions/copysign.html" target="main"><i>copysign</i>()</a></li><li><a href="../functions/copysignf.html" target="main"><i>copysignf</i>()</a></li><li><a href="../functions/copysignl.html" target="main"><i>copysignl</i>()</a></li><li><a href="../functions/cos.html" target="main"><i>cos</i>()</a></li><li><a href="../functions/cosf.html" target="main"><i>cosf</i>()</a></li><li><a href="../functions/cosh.html" target="main"><i>cosh</i>()</a></li><li><a href="../functions/coshf.html" target="main"><i>coshf</i>()</a></li><li><a href="../functions/coshl.html" target="main"><i>coshl</i>()</a></li><li><a href="../functions/cosl.html" target="main"><i>cosl</i>()</a></li><li><a href="../functions/cpow.html" target="main"><i>cpow</i>()</a></li>⌨️ 快捷键说明
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