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<div class="textblock"><code>#include &lt;stdint.h&gt;</code><br />
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<tr class="separator:a84fe2fc9c0e4fea54cc8ef13f2ffba64"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="separator:abe581892df09df05b21fee09e1584659"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ad2df09663e36f8f790d61a02810a3395" id="r_ad2df09663e36f8f790d61a02810a3395"><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="netdb_8h.html#structhostent">hostent</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#ad2df09663e36f8f790d61a02810a3395">gethostbyname</a> (const char *name)</td></tr>
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<tr class="memitem:abc814e466a52976528f93ae5d062ff6a" id="r_abc814e466a52976528f93ae5d062ff6a"><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="netdb_8h.html#structhostent">hostent</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#abc814e466a52976528f93ae5d062ff6a">gethostbyaddr</a> (const void *addr, <a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a> len, int type)</td></tr>
<tr class="separator:abc814e466a52976528f93ae5d062ff6a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4b9065f385acd38096aa190110429420" id="r_a4b9065f385acd38096aa190110429420"><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="netdb_8h.html#structhostent">hostent</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a4b9065f385acd38096aa190110429420">gethostent</a> (void)</td></tr>
<tr class="separator:a4b9065f385acd38096aa190110429420"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9d976afa60cead1e7f82bad149626b7f" id="r_a9d976afa60cead1e7f82bad149626b7f"><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="netdb_8h.html#structservent">servent</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a9d976afa60cead1e7f82bad149626b7f">getservbyname</a> (const char *name, const char *proto)</td></tr>
<tr class="separator:a9d976afa60cead1e7f82bad149626b7f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a070fa0f353af9fc05138caeb6348c29a" id="r_a070fa0f353af9fc05138caeb6348c29a"><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="netdb_8h.html#structservent">servent</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a070fa0f353af9fc05138caeb6348c29a">getservbyport</a> (int port, const char *proto)</td></tr>
<tr class="separator:a070fa0f353af9fc05138caeb6348c29a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa04c5e5229bf6ad9dc77bb261577df10" id="r_aa04c5e5229bf6ad9dc77bb261577df10"><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="netdb_8h.html#structservent">servent</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#aa04c5e5229bf6ad9dc77bb261577df10">getservent</a> (void)</td></tr>
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<tr class="memitem:a1c342bc75f3afc4aa44ff36d7b9d3057" id="r_a1c342bc75f3afc4aa44ff36d7b9d3057"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a1c342bc75f3afc4aa44ff36d7b9d3057">getaddrinfo</a> (const char *node, const char *service, const struct <a class="el" href="netdb_8h.html#structaddrinfo">addrinfo</a> *hints, struct <a class="el" href="netdb_8h.html#structaddrinfo">addrinfo</a> **res)</td></tr>
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<tr class="memitem:a497edc3ed9f307063042216924b5e07a" id="r_a497edc3ed9f307063042216924b5e07a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a497edc3ed9f307063042216924b5e07a">freeaddrinfo</a> (struct <a class="el" href="netdb_8h.html#structaddrinfo">addrinfo</a> *res)</td></tr>
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<tr class="memitem:a5c82f7d491ae353012f42bf60e9c9f20" id="r_a5c82f7d491ae353012f42bf60e9c9f20"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a5c82f7d491ae353012f42bf60e9c9f20">getnameinfo</a> (const struct <a class="el" href="sys_2socket_8h.html#structsockaddr">sockaddr</a> *addr, <a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a> addrlen, char *host, <a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a> hostlen, char *serv, <a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a> servlen, int flags)</td></tr>
<tr class="separator:a5c82f7d491ae353012f42bf60e9c9f20"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7bb509de1f0534bfe906862a9f9f907f" id="r_a7bb509de1f0534bfe906862a9f9f907f"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a7bb509de1f0534bfe906862a9f9f907f">gai_strerror</a> (int ecode)</td></tr>
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</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="var-members" name="var-members"></a>
Variables</h2></td></tr>
<tr class="memitem:a2a1ce3f2040007303d36c0b682b5ac10" id="r_a2a1ce3f2040007303d36c0b682b5ac10"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="netdb_8h.html#a2a1ce3f2040007303d36c0b682b5ac10">h_errno</a></td></tr>
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</table>
<hr/><h2 class="groupheader">Data Structure Documentation</h2>
<a name="structhostent" id="structhostent"></a>
<h2 class="memtitle"><span class="permalink"><a href="#structhostent">&#9670;&#160;</a></span>hostent</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">struct hostent</td>
</tr>
</table>
</div><div class="memdoc">
<div class="textblock">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00007">7</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
</div><table class="fieldtable">
<tr><th colspan="3">Data Fields</th></tr>
<tr><td class="fieldtype">
<a id="a42431644cca2256f1058e3f5f4a5c5c4" name="a42431644cca2256f1058e3f5f4a5c5c4"></a>char *</td>
<td class="fieldname">
h_name</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="ae14b193c012a3358601fa608b369ea16" name="ae14b193c012a3358601fa608b369ea16"></a>char **</td>
<td class="fieldname">
h_aliases</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a913b2bbf34d26ed76f7109a7a17bf4a3" name="a913b2bbf34d26ed76f7109a7a17bf4a3"></a>int</td>
<td class="fieldname">
h_addrtype</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="aa5906b78ee4dffe8785c3d40de2e69f5" name="aa5906b78ee4dffe8785c3d40de2e69f5"></a>int</td>
<td class="fieldname">
h_length</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a058204dad180c9850b3ffaf6b32f5b4c" name="a058204dad180c9850b3ffaf6b32f5b4c"></a>char **</td>
<td class="fieldname">
h_addr_list</td>
<td class="fielddoc">
</td></tr>
</table>
</div>
</div>
<a name="structservent" id="structservent"></a>
<h2 class="memtitle"><span class="permalink"><a href="#structservent">&#9670;&#160;</a></span>servent</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">struct servent</td>
</tr>
</table>
</div><div class="memdoc">
<div class="textblock">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00017">17</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
</div><table class="fieldtable">
<tr><th colspan="3">Data Fields</th></tr>
<tr><td class="fieldtype">
<a id="a6c480a00c7475fce44b4175337e1bd6b" name="a6c480a00c7475fce44b4175337e1bd6b"></a>char *</td>
<td class="fieldname">
s_name</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a8ff72dcb5a3b82146a33c535378aca05" name="a8ff72dcb5a3b82146a33c535378aca05"></a>char **</td>
<td class="fieldname">
s_aliases</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a64a4e967ab04459f1c52927c32bede66" name="a64a4e967ab04459f1c52927c32bede66"></a>int</td>
<td class="fieldname">
s_port</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a59178caa7d3453cc234e9fec486bcb1a" name="a59178caa7d3453cc234e9fec486bcb1a"></a>char *</td>
<td class="fieldname">
s_proto</td>
<td class="fielddoc">
</td></tr>
</table>
</div>
</div>
<a name="structaddrinfo" id="structaddrinfo"></a>
<h2 class="memtitle"><span class="permalink"><a href="#structaddrinfo">&#9670;&#160;</a></span>addrinfo</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">struct addrinfo</td>
</tr>
</table>
</div><div class="memdoc">
<div class="textblock">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00025">25</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
</div><table class="fieldtable">
<tr><th colspan="3">Data Fields</th></tr>
<tr><td class="fieldtype">
<a id="a92528a848ebf34ab99687dd06a09cc93" name="a92528a848ebf34ab99687dd06a09cc93"></a>int</td>
<td class="fieldname">
ai_flags</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a4dc44d22f13bc5c59bff73e549e96a5c" name="a4dc44d22f13bc5c59bff73e549e96a5c"></a>int</td>
<td class="fieldname">
ai_family</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a2109130e73586150c41fed16311e1af6" name="a2109130e73586150c41fed16311e1af6"></a>int</td>
<td class="fieldname">
ai_socktype</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a6ade486587feaa03d492eb84cfc83451" name="a6ade486587feaa03d492eb84cfc83451"></a>int</td>
<td class="fieldname">
ai_protocol</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a187d9f4b7621e44cae73ddd9dab76a61" name="a187d9f4b7621e44cae73ddd9dab76a61"></a><a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a></td>
<td class="fieldname">
ai_addrlen</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a9fcbdd64fcb9adcf195a78b10f1fe8f6" name="a9fcbdd64fcb9adcf195a78b10f1fe8f6"></a>char *</td>
<td class="fieldname">
ai_canonname</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="a12798d0c9e56159c6e506eee1f7b9946" name="a12798d0c9e56159c6e506eee1f7b9946"></a>struct <a class="el" href="sys_2socket_8h.html#structsockaddr">sockaddr</a> *</td>
<td class="fieldname">
ai_addr</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="ab14efb2c3cdb16b4f765c1cbc29a5182" name="ab14efb2c3cdb16b4f765c1cbc29a5182"></a>struct <a class="el" href="netdb_8h.html#structaddrinfo">addrinfo</a> *</td>
<td class="fieldname">
ai_next</td>
<td class="fielddoc">
</td></tr>
</table>
</div>
</div>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="a4d04a8261523c8f3473946257c12ce5b" name="a4d04a8261523c8f3473946257c12ce5b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4d04a8261523c8f3473946257c12ce5b">&#9670;&#160;</a></span>h_addr</h2>
<div class="memitem">
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<table class="memname">
<tr>
<td class="memname">#define h_addr&#160;&#160;&#160;h_addr_list[0]</td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00014">14</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
</div>
</div>
<a id="a93598d1131d75df799acd66eccd039b0" name="a93598d1131d75df799acd66eccd039b0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a93598d1131d75df799acd66eccd039b0">&#9670;&#160;</a></span>NETDB_INTERNAL</h2>
<div class="memitem">
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<table class="memname">
<tr>
<td class="memname">#define NETDB_INTERNAL&#160;&#160;&#160;-1</td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00037">37</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
</div>
</div>
<a id="abc7a398cd18856c798bb60c9bd1696f1" name="abc7a398cd18856c798bb60c9bd1696f1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abc7a398cd18856c798bb60c9bd1696f1">&#9670;&#160;</a></span>NETDB_SUCCESS</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">#define NETDB_SUCCESS&#160;&#160;&#160;0</td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00038">38</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
</div>
</div>
<a id="ab7112bbe219185a9726405d4c5ce9886" name="ab7112bbe219185a9726405d4c5ce9886"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab7112bbe219185a9726405d4c5ce9886">&#9670;&#160;</a></span>HOST_NOT_FOUND</h2>
<div class="memitem">
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<table class="memname">
<tr>
<td class="memname">#define HOST_NOT_FOUND&#160;&#160;&#160;1</td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00039">39</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
</div>
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<a id="aefda3c41e567de5717e579212109a355" name="aefda3c41e567de5717e579212109a355"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aefda3c41e567de5717e579212109a355">&#9670;&#160;</a></span>TRY_AGAIN</h2>
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<td class="memname">#define TRY_AGAIN&#160;&#160;&#160;2</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00040">40</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a92b3de98da10bac7363111d35bce2fe7" name="a92b3de98da10bac7363111d35bce2fe7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a92b3de98da10bac7363111d35bce2fe7">&#9670;&#160;</a></span>NO_RECOVERY</h2>
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<td class="memname">#define NO_RECOVERY&#160;&#160;&#160;3</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00041">41</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a68de9030c39965958f08402f7d452ad9" name="a68de9030c39965958f08402f7d452ad9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a68de9030c39965958f08402f7d452ad9">&#9670;&#160;</a></span>NO_DATA</h2>
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<td class="memname">#define NO_DATA&#160;&#160;&#160;4</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00042">42</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="aea7ce8caa883f094af0b74a01a86e031" name="aea7ce8caa883f094af0b74a01a86e031"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aea7ce8caa883f094af0b74a01a86e031">&#9670;&#160;</a></span>NO_ADDRESS</h2>
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<td class="memname">#define NO_ADDRESS&#160;&#160;&#160;<a class="el" href="netdb_8h.html#a68de9030c39965958f08402f7d452ad9">NO_DATA</a></td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00043">43</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="aac746f03bb5099da0a427a99ecf1e36a" name="aac746f03bb5099da0a427a99ecf1e36a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aac746f03bb5099da0a427a99ecf1e36a">&#9670;&#160;</a></span>EAI_ADDRFAMILY</h2>
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<td class="memname">#define EAI_ADDRFAMILY&#160;&#160;&#160;1</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00045">45</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a7a0f2f10f8778fe201a68932d18434e5" name="a7a0f2f10f8778fe201a68932d18434e5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7a0f2f10f8778fe201a68932d18434e5">&#9670;&#160;</a></span>EAI_AGAIN</h2>
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<td class="memname">#define EAI_AGAIN&#160;&#160;&#160;2</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00046">46</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a3f3b38f2ac6688612a0fd20f3e6210be" name="a3f3b38f2ac6688612a0fd20f3e6210be"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3f3b38f2ac6688612a0fd20f3e6210be">&#9670;&#160;</a></span>EAI_BADFLAGS</h2>
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<td class="memname">#define EAI_BADFLAGS&#160;&#160;&#160;3</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00047">47</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="acfc712115bf29357d33472da2209dc15" name="acfc712115bf29357d33472da2209dc15"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acfc712115bf29357d33472da2209dc15">&#9670;&#160;</a></span>EAI_FAIL</h2>
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<td class="memname">#define EAI_FAIL&#160;&#160;&#160;4</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00048">48</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a1d195add54c14a8903441848fb2f7da6" name="a1d195add54c14a8903441848fb2f7da6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1d195add54c14a8903441848fb2f7da6">&#9670;&#160;</a></span>EAI_FAMILY</h2>
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<td class="memname">#define EAI_FAMILY&#160;&#160;&#160;5</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00049">49</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a33d8eb0c89167f95dcdaf23386631174" name="a33d8eb0c89167f95dcdaf23386631174"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a33d8eb0c89167f95dcdaf23386631174">&#9670;&#160;</a></span>EAI_MEMORY</h2>
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<td class="memname">#define EAI_MEMORY&#160;&#160;&#160;6</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00050">50</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="aae1a32f26ffbb7461251d7c4a7c3a0a2" name="aae1a32f26ffbb7461251d7c4a7c3a0a2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aae1a32f26ffbb7461251d7c4a7c3a0a2">&#9670;&#160;</a></span>EAI_NODATA</h2>
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<td class="memname">#define EAI_NODATA&#160;&#160;&#160;7</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00051">51</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a0bb00f48d6ba1e8c55b7d85c8e3a19a7" name="a0bb00f48d6ba1e8c55b7d85c8e3a19a7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0bb00f48d6ba1e8c55b7d85c8e3a19a7">&#9670;&#160;</a></span>EAI_NONAME</h2>
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<td class="memname">#define EAI_NONAME&#160;&#160;&#160;8</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00052">52</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="ac7f08e3ee3c38f7c869beb5a44c9f651" name="ac7f08e3ee3c38f7c869beb5a44c9f651"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac7f08e3ee3c38f7c869beb5a44c9f651">&#9670;&#160;</a></span>EAI_SERVICE</h2>
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<td class="memname">#define EAI_SERVICE&#160;&#160;&#160;9</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00053">53</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a110777c2c99dab32101324b3b1dd1df5" name="a110777c2c99dab32101324b3b1dd1df5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a110777c2c99dab32101324b3b1dd1df5">&#9670;&#160;</a></span>EAI_SOCKTYPE</h2>
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<td class="memname">#define EAI_SOCKTYPE&#160;&#160;&#160;10</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00054">54</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a8e864fa95f26341c27127deb6237c88c" name="a8e864fa95f26341c27127deb6237c88c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8e864fa95f26341c27127deb6237c88c">&#9670;&#160;</a></span>EAI_SYSTEM</h2>
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<td class="memname">#define EAI_SYSTEM&#160;&#160;&#160;11</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00055">55</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a06480e6a72c58c6649d2ad19c98bff27" name="a06480e6a72c58c6649d2ad19c98bff27"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a06480e6a72c58c6649d2ad19c98bff27">&#9670;&#160;</a></span>EAI_BADHINTS</h2>
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<td class="memname">#define EAI_BADHINTS&#160;&#160;&#160;12</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00056">56</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="ac22bd096438839c946a37c0619c6eabf" name="ac22bd096438839c946a37c0619c6eabf"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac22bd096438839c946a37c0619c6eabf">&#9670;&#160;</a></span>EAI_PROTOCOL</h2>
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<td class="memname">#define EAI_PROTOCOL&#160;&#160;&#160;13</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00057">57</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a01d6798d308152b919a0b9f998bbd336" name="a01d6798d308152b919a0b9f998bbd336"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a01d6798d308152b919a0b9f998bbd336">&#9670;&#160;</a></span>EAI_OVERFLOW</h2>
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<td class="memname">#define EAI_OVERFLOW&#160;&#160;&#160;14</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00058">58</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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</div>
<a id="afcb75b949ba49308678186c339c78fdc" name="afcb75b949ba49308678186c339c78fdc"></a>
<h2 class="memtitle"><span class="permalink"><a href="#afcb75b949ba49308678186c339c78fdc">&#9670;&#160;</a></span>EAI_MAX</h2>
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<td class="memname">#define EAI_MAX&#160;&#160;&#160;15</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00059">59</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="aebc53e498b2434654a1d44070d9ccd40" name="aebc53e498b2434654a1d44070d9ccd40"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aebc53e498b2434654a1d44070d9ccd40">&#9670;&#160;</a></span>NI_MAXHOST</h2>
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<td class="memname">#define NI_MAXHOST&#160;&#160;&#160;1025</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00061">61</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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</div>
<a id="aefdeadf85356cc2fa0870d86a6055eb1" name="aefdeadf85356cc2fa0870d86a6055eb1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aefdeadf85356cc2fa0870d86a6055eb1">&#9670;&#160;</a></span>NI_MAXSERV</h2>
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<td class="memname">#define NI_MAXSERV&#160;&#160;&#160;32</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00062">62</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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</div>
<a id="ae58777c663bd21ceafae51b23ba493ca" name="ae58777c663bd21ceafae51b23ba493ca"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae58777c663bd21ceafae51b23ba493ca">&#9670;&#160;</a></span>NI_NOFQDN</h2>
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<td class="memname">#define NI_NOFQDN&#160;&#160;&#160;0x0001</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00065">65</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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</div>
<a id="a62f12304e7a43038f40cd579ad57829f" name="a62f12304e7a43038f40cd579ad57829f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a62f12304e7a43038f40cd579ad57829f">&#9670;&#160;</a></span>NI_NUMERICHOST</h2>
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<td class="memname">#define NI_NUMERICHOST&#160;&#160;&#160;0x0002</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00066">66</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="a21bd81bf080250b73395a02e70a4212e" name="a21bd81bf080250b73395a02e70a4212e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a21bd81bf080250b73395a02e70a4212e">&#9670;&#160;</a></span>NI_NAMEREQD</h2>
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<td class="memname">#define NI_NAMEREQD&#160;&#160;&#160;0x0004</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00067">67</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="af6d346aae7109d19b9ccab7c510a3cad" name="af6d346aae7109d19b9ccab7c510a3cad"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af6d346aae7109d19b9ccab7c510a3cad">&#9670;&#160;</a></span>NI_NUMERICSERV</h2>
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<div class="memproto">
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<td class="memname">#define NI_NUMERICSERV&#160;&#160;&#160;0x0008</td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00068">68</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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</div>
<a id="ac8270b4222f6d9ebf05cba519b48be49" name="ac8270b4222f6d9ebf05cba519b48be49"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac8270b4222f6d9ebf05cba519b48be49">&#9670;&#160;</a></span>NI_DGRAM</h2>
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<td class="memname">#define NI_DGRAM&#160;&#160;&#160;0x0010</td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00069">69</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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</div>
<a id="a84fe2fc9c0e4fea54cc8ef13f2ffba64" name="a84fe2fc9c0e4fea54cc8ef13f2ffba64"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a84fe2fc9c0e4fea54cc8ef13f2ffba64">&#9670;&#160;</a></span>NI_NUMERICSCOPE</h2>
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<td class="memname">#define NI_NUMERICSCOPE&#160;&#160;&#160;0x0020</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00070">70</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="aec9e92ed53442d64cbc9b68d92ad970b" name="aec9e92ed53442d64cbc9b68d92ad970b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aec9e92ed53442d64cbc9b68d92ad970b">&#9670;&#160;</a></span>AI_PASSIVE</h2>
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<td class="memname">#define AI_PASSIVE&#160;&#160;&#160;0x0001</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00073">73</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<a id="ab2912e6cffeb2353df550f10bbe64cf4" name="ab2912e6cffeb2353df550f10bbe64cf4"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab2912e6cffeb2353df550f10bbe64cf4">&#9670;&#160;</a></span>AI_CANONNAME</h2>
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<td class="memname">#define AI_CANONNAME&#160;&#160;&#160;0x0002</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00074">74</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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</div>
<a id="a2a7070b38894743c536630b2ab25dcef" name="a2a7070b38894743c536630b2ab25dcef"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a2a7070b38894743c536630b2ab25dcef">&#9670;&#160;</a></span>AI_NUMERICHOST</h2>
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<div class="memproto">
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<td class="memname">#define AI_NUMERICHOST&#160;&#160;&#160;0x0004</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00075">75</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#abbc1e064042dab1058c40d9cd1fc63f0">&#9670;&#160;</a></span>AI_V4MAPPED</h2>
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<td class="memname">#define AI_V4MAPPED&#160;&#160;&#160;0x0008</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00076">76</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1813fe6d7b10af5ea92ec03bd65ca39d">&#9670;&#160;</a></span>AI_ALL</h2>
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<td class="memname">#define AI_ALL&#160;&#160;&#160;0x0010</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00077">77</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#abe581892df09df05b21fee09e1584659">&#9670;&#160;</a></span>AI_ADDRCONFIG</h2>
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<td class="memname">#define AI_ADDRCONFIG&#160;&#160;&#160;0x0020</td>
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<p class="definition">Definition at line <a class="el" href="netdb_8h_source.html#l00078">78</a> of file <a class="el" href="netdb_8h_source.html">netdb.h</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ad2df09663e36f8f790d61a02810a3395">&#9670;&#160;</a></span>gethostbyname()</h2>
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<td class="memname">struct <a class="el" href="netdb_8h.html#structhostent">hostent</a> * gethostbyname </td>
<td>(</td>
<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>name</em></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#abc814e466a52976528f93ae5d062ff6a">&#9670;&#160;</a></span>gethostbyaddr()</h2>
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<td class="memname">struct <a class="el" href="netdb_8h.html#structhostent">hostent</a> * gethostbyaddr </td>
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<td class="paramtype">const void *&#160;</td>
<td class="paramname"><em>addr</em>, </td>
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<td class="paramtype"><a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a>&#160;</td>
<td class="paramname"><em>len</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">int&#160;</td>
<td class="paramname"><em>type</em>&#160;</td>
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<td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a4b9065f385acd38096aa190110429420">&#9670;&#160;</a></span>gethostent()</h2>
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<td class="memname">struct <a class="el" href="netdb_8h.html#structhostent">hostent</a> * gethostent </td>
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<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a9d976afa60cead1e7f82bad149626b7f">&#9670;&#160;</a></span>getservbyname()</h2>
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<td class="memname">struct <a class="el" href="netdb_8h.html#structservent">servent</a> * getservbyname </td>
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<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>name</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>proto</em>&#160;</td>
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<td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a070fa0f353af9fc05138caeb6348c29a">&#9670;&#160;</a></span>getservbyport()</h2>
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<td class="memname">struct <a class="el" href="netdb_8h.html#structservent">servent</a> * getservbyport </td>
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<td class="paramtype">int&#160;</td>
<td class="paramname"><em>port</em>, </td>
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<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>proto</em>&#160;</td>
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<td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#aa04c5e5229bf6ad9dc77bb261577df10">&#9670;&#160;</a></span>getservent()</h2>
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<td class="memname">struct <a class="el" href="netdb_8h.html#structservent">servent</a> * getservent </td>
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<td class="paramtype">void&#160;</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a1c342bc75f3afc4aa44ff36d7b9d3057">&#9670;&#160;</a></span>getaddrinfo()</h2>
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<td class="memname">int getaddrinfo </td>
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<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>node</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>service</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const struct <a class="el" href="netdb_8h.html#structaddrinfo">addrinfo</a> *&#160;</td>
<td class="paramname"><em>hints</em>, </td>
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<td class="paramtype">struct <a class="el" href="netdb_8h.html#structaddrinfo">addrinfo</a> **&#160;</td>
<td class="paramname"><em>res</em>&#160;</td>
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<td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a497edc3ed9f307063042216924b5e07a">&#9670;&#160;</a></span>freeaddrinfo()</h2>
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<td class="memname">void freeaddrinfo </td>
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<td class="paramtype">struct <a class="el" href="netdb_8h.html#structaddrinfo">addrinfo</a> *&#160;</td>
<td class="paramname"><em>res</em></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a5c82f7d491ae353012f42bf60e9c9f20">&#9670;&#160;</a></span>getnameinfo()</h2>
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<td class="memname">int getnameinfo </td>
<td>(</td>
<td class="paramtype">const struct <a class="el" href="sys_2socket_8h.html#structsockaddr">sockaddr</a> *&#160;</td>
<td class="paramname"><em>addr</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a>&#160;</td>
<td class="paramname"><em>addrlen</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">char *&#160;</td>
<td class="paramname"><em>host</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a>&#160;</td>
<td class="paramname"><em>hostlen</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">char *&#160;</td>
<td class="paramname"><em>serv</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="sys_2socket_8h.html#aa68b83ae0b26f02b61ae1f2fc644e2ed">socklen_t</a>&#160;</td>
<td class="paramname"><em>servlen</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int&#160;</td>
<td class="paramname"><em>flags</em>&#160;</td>
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<td></td>
<td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a7bb509de1f0534bfe906862a9f9f907f">&#9670;&#160;</a></span>gai_strerror()</h2>
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<td class="memname">const char * gai_strerror </td>
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<td class="paramtype">int&#160;</td>
<td class="paramname"><em>ecode</em></td><td>)</td>
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<h2 class="groupheader">Variable Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a2a1ce3f2040007303d36c0b682b5ac10">&#9670;&#160;</a></span>h_errno</h2>
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<td class="memname">int h_errno</td>
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<span class="mlabels"><span class="mlabel">extern</span></span> </td>
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