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<h1>stdlib.h File Reference</h1><table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Data Structures</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structdiv__t.html">div_t</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structldiv__t.html">ldiv_t</a></td></tr>
<tr><td colspan="2"><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6fe7b6fa84e7892c37aa9fec05e1eabc"></a><!-- doxytag: member="stdlib.h::_STDLIB_H_" ref="a6fe7b6fa84e7892c37aa9fec05e1eabc" args="" -->
#define </td><td class="memItemRight" valign="bottom"><b>_STDLIB_H_</b> 1</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6c27666e43b87c08fa8b2e8aa324601c"></a><!-- doxytag: member="stdlib.h::__need_NULL" ref="a6c27666e43b87c08fa8b2e8aa324601c" args="" -->
#define </td><td class="memItemRight" valign="bottom"><b>__need_NULL</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2898830827f947f003d187388f7e6c72"></a><!-- doxytag: member="stdlib.h::__need_size_t" ref="a2898830827f947f003d187388f7e6c72" args="" -->
#define </td><td class="memItemRight" valign="bottom"><b>__need_size_t</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6171e467aa571bcff475ecf0402330e3"></a><!-- doxytag: member="stdlib.h::__need_wchar_t" ref="a6171e467aa571bcff475ecf0402330e3" args="" -->
#define </td><td class="memItemRight" valign="bottom"><b>__need_wchar_t</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a97c2ff9da355218a9f2cefb0e9097855"></a><!-- doxytag: member="stdlib.h::__ptr_t" ref="a97c2ff9da355218a9f2cefb0e9097855" args="" -->
#define </td><td class="memItemRight" valign="bottom"><b>__ptr_t</b> void *</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga690f251553b39fd4f31894826141b61a">RAND_MAX</a> 0x7FFF</td></tr>
<tr><td colspan="2"><h2>Typedefs</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">typedef int(* </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gad37588b5e19ccf152d3e4447098402e2">__compar_fn_t</a> )(const void *, const void *)</td></tr>
<tr><td colspan="2"><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga63e28bec3592384b44606f011634c5a8">abort</a> (void) __ATTR_NORETURN__</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gadb8c83badc195efc1229799391fececc">abs</a> (int __i)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gae017047d6d0a688ccb622ff062dcd230">labs</a> (long __i)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga885c1ccefb716ff16ab73a57003140be">bsearch</a> (const void *__key, const void *__base, size_t __nmemb, size_t __size, int(*__compar)(const void *, const void *))</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structdiv__t.html">div_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga7486ea9a8a90ac6b93bed37d08ebbd9e">div</a> (int __num, int __denom) __asm__("__divmodhi4")</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structldiv__t.html">ldiv_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga5b688b463f9faaa82f31ac7587e06849">ldiv</a> (long __num, long __denom) __asm__("__divmodsi4")</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gafd4bf2faec43342e7ad3d2ab37bac1fe">qsort</a> (void *__base, size_t __nmemb, size_t __size, <a class="el" href="group__avr__stdlib.html#gad37588b5e19ccf152d3e4447098402e2">__compar_fn_t</a> __compar)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gaf8ce3b8dae3d45c34c3b172de503f7b3">strtol</a> (const char *__nptr, char **__endptr, int __base)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">unsigned long </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gaea44aa48bda8261f794dcb2d1e7ab2b2">strtoul</a> (const char *__nptr, char **__endptr, int __base)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga764de49bd918caf24ce1caf3a10b3823">atol</a> (const char *__s) __ATTR_PURE__</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga3a1fe00c1327bbabc76688a7a1d73370">atoi</a> (const char *__s) __ATTR_PURE__</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga137096a48cc0c731052cadfb69c39b34">exit</a> (int __status) __ATTR_NORETURN__</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga4996af830ebe744d9678e5251dfd3ebd">malloc</a> (size_t __size) __ATTR_MALLOC__</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gafb8699abb1f51d920a176e695ff3be8a">free</a> (void *__ptr)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga51ac965dacbc9daf922f469bdcfe00c2">calloc</a> (size_t __nele, size_t __size) __ATTR_MALLOC__</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gafd300bad8b4dd2e88b07d464d76c92aa">realloc</a> (void *__ptr, size_t __size) __ATTR_MALLOC__</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga5ee4d110a3bb55d2eadda05e3ebedf8a">strtod</a> (const char *__nptr, char **__endptr)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga689c9d3c4c04463aa31d329937789d06">atof</a> (const char *__nptr)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gae23144bcbb8e3742b00eb687c36654d1">rand</a> (void)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gacceff9dc95bb3c5562dc9e61fc3d9075">srand</a> (unsigned int __seed)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gaf5085001be836a0f2a5d3269a7c9fd04">rand_r</a> (unsigned long *__ctx)</td></tr>
<tr><td colspan="2"><h2>Variables</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gaffadd67736fd340e893fb22c207de597">__malloc_margin</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga9310042b3956282440c091d20cb98c5f">__malloc_heap_start</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga4d7b1bf0f75d529cc75229a266132115">__malloc_heap_end</a></td></tr>
<tr><td colspan="2"><h2>Non-standard (i.e. non-ISO C) functions.</h2></td></tr>
<tr><td colspan="2"><p><a class="anchor" id="amgrpa116bb983e59d48cace8e751bbec5472"></a> </p>
<br/><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga3bd31f0d9a9127548b734e7ca03cc6df">RANDOM_MAX</a> 0x7FFFFFFF</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga4f6b3dd51c1f8519d5b8fce1dbf7a665">itoa</a> (int __val, char *__s, int __radix)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga1d4c7b84110553544081a69a0fc49c52">ltoa</a> (long int __val, char *__s, int __radix)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga5816f25bd0f45787cc16bebf6a735d8a">utoa</a> (unsigned int __val, char *__s, int __radix)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga66e31b615d9ef1a19c452d64d7250112">ultoa</a> (unsigned long int __val, char *__s, int __radix)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga114aeb1751119382aaf3340355b22cfd">random</a> (void)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga4fca27496ca29c0a723d197696641eff">srandom</a> (unsigned long __seed)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#gaa99a0733f06d2b9960a1401c2721af1e">random_r</a> (unsigned long *__ctx)</td></tr>
<tr><td colspan="2"><h2>Conversion functions for double arguments.</h2></td></tr>
<tr><td colspan="2"><p><a class="anchor" id="amgrp67796e0946dab291b611cb32584a051f"></a> Note that these functions are not located in the default library, <code>libc.a</code>, but in the mathematical library, <code>libm.a</code>. So when linking the application, the <code>-lm</code> option needs to be specified. </p>
<br/><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga815d0d26e215d9b78af1cb2288d22361">DTOSTR_ALWAYS_SIGN</a> 0x01</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga268774f80047812307365f3113109767">DTOSTR_PLUS_SIGN</a> 0x02</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga125348f1e1fed1793426f4c4dc6fb2f7">DTOSTR_UPPERCASE</a> 0x04</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga6c140bdd3b9bd740a1490137317caa44">dtostre</a> (double __val, char *__s, unsigned char __prec, unsigned char __flags)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__avr__stdlib.html#ga060c998e77fb5fc0d3168b3ce8771d42">dtostrf</a> (double __val, signed char __width, unsigned char __prec, char *__s)</td></tr>
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