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    <span class="siteSubtitle">Run on Tue May  4 15:25:55 2010<br />Reported on Tue May  4 15:26:18 2010</span>
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<div class="body_content">
<br />
<table>
<tr>
<td class="h" align="right">File</td>
<td align="left">/usr/local/lib/perl5/5.10.1/darwin-2level/Errno.pm</td>
</tr>
<tr>
<td class="h" align="right">Statements Executed</td>
<td align="left">52</td>
</tr>
<tr>
<td class="h" align="right">Statement Execution Time</td>
<td align="left">1.94ms</td>
</tr>
</table>

        
        <table id="subs_table" border="1" cellpadding="0" class="tablesorter">
        <caption>Subroutines &mdash; ordered by exclusive time</caption>
        <thead>
        <tr>
        <th>Calls</th>
        <th><span title="Number of Places sub is called from">P</span></th>
        <th><span title="Number of Files sub is called from">F</span></th>
        <th>Exclusive<br />Time</th>
        <th>Inclusive<br />Time</th>
        <th>Subroutine</th>
        </tr>
        </thead>
    <tbody>
<tr><td class="c0">4</td><td class="c1">2</td><td class="c3">1</td><td class="c0"><span title="0.0%">101&micro;s</span></td><td class="c0"><span title="0.0%">112&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::FETCH</span>Errno::<a href="Errno-pm-line.html#157">FETCH</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c1"><span title="0.0%">21&micro;s</span></td><td class="c0"><span title="0.0%">48&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::BEGIN@8</span>Errno::<a href="Errno-pm-line.html#8">BEGIN@8</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c2"><span title="0.0%">15&micro;s</span></td><td class="c3"><span title="0.0%">15&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::BEGIN@7</span>Errno::<a href="Errno-pm-line.html#7">BEGIN@7</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">12&micro;s</span></td><td class="c1"><span title="0.0%">33&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::BEGIN@162</span>Errno::<a href="Errno-pm-line.html#162">BEGIN@162</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">9&micro;s</span></td><td class="c3"><span title="0.0%">12&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::BEGIN@9</span>Errno::<a href="Errno-pm-line.html#9">BEGIN@9</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">8&micro;s</span></td><td class="c3"><span title="0.0%">8&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::TIEHASH</span>Errno::<a href="Errno-pm-line.html#155">TIEHASH</a></span></td></tr>
<tr><td class="c1">2</td><td class="c3">1</td><td class="c1">2</td><td class="c3"><span title="0.0%">6&micro;s</span></td><td class="c3"><span title="0.0%">6&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::EISCONN</span>Errno::<a href="Errno-pm-line.html#Errno__EISCONN">EISCONN</a>&nbsp;(xsub)</span></td></tr>
<tr><td class="c1">2</td><td class="c3">1</td><td class="c1">2</td><td class="c3"><span title="0.0%">6&micro;s</span></td><td class="c3"><span title="0.0%">6&micro;s</span></td><td class="sub_name"><span style="display: none;">Errno::::EINPROGRESS</span>Errno::<a href="Errno-pm-line.html#Errno__EINPROGRESS">EINPROGRESS</a>&nbsp;(xsub)</span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Errno::::EXISTS</span>Errno::<a href="Errno-pm-line.html#191">EXISTS</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Errno::::FIRSTKEY</span>Errno::<a href="Errno-pm-line.html#186">FIRSTKEY</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Errno::::NEXTKEY</span>Errno::<a href="Errno-pm-line.html#177">NEXTKEY</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Errno::::STORE</span>Errno::<a href="Errno-pm-line.html#169">STORE</a></span></td></tr>

        </tbody>
        </table>
    
        Call graph for these subroutines as a <a href="http://en.wikipedia.org/wiki/Graphviz">Graphviz</a> <a href="usr-local-lib-perl5-5-10-1-darwin-2level-Errno-pm.dot">dot language file</a>.
      <table border="1" cellpadding="0">
      <thead>
      <tr><th>Line</th>
      <th><span title="Number of statements executed">State<br />ments</span></th>
      <th><span title="Time spend executing statements on the line,
        excluding time spent executing statements in any called subroutines">Time<br />on line</span></th>
      <th><span title="Number of subroutines calls">Calls</span></th>
      <th><span title="Time spent in subroutines called">Time<br />in subs</span></th>
      <th class="left_indent_header">Code</th>
      </tr>

      </thead>
      <tbody>
    <tr><td class="h"><a name="1"></a>1</td><td></td><td></td><td></td><td></td><td class="s">#</td></tr>
<tr><td class="h"><a name="2"></a>2</td><td></td><td></td><td></td><td></td><td class="s"># This file is auto-generated. ***ANY*** changes here will be lost</td></tr>
<tr><td class="h"><a name="3"></a>3</td><td></td><td></td><td></td><td></td><td class="s">#</td></tr>
<tr><td class="h"><a name="4"></a>4</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="5"></a>5</td><td></td><td></td><td></td><td></td><td class="s">package Errno;</td></tr>
<tr><td class="h"><a name="6"></a>6</td><td class="c3">1</td><td class="c3"><span title="Avg 800ns">800ns</span></td><td></td><td></td><td class="s">our (@EXPORT_OK,%EXPORT_TAGS,@ISA,$VERSION,%errno,$AUTOLOAD);</td></tr>
<tr><td class="h"><a name="7"></a>7</td><td class="c0">3</td><td class="c1"><span title="Avg 12&micro;s">36&micro;s</span></td><td class="c3">1</td><td class="c3">15&micro;s</td><td class="s"><div class="calls"><div class="calls_in"># spent 15&micro;s within Errno::BEGIN@7 which was called
#    once (15&micro;s+0s) by LWP::Protocol::http::BEGIN@216 at <a href="Errno-pm-line.html#7">line 7</a></div></div>use Exporter ();<div class="calls"><div class="calls_out"># spent    15&micro;s making 1 call to <a href="Errno-pm-line.html#7">Errno::BEGIN@7</a></div></div></td></tr>
<tr><td class="h"><a name="8"></a>8</td><td class="c0">3</td><td class="c2"><span title="Avg 11&micro;s">33&micro;s</span></td><td class="c3">2</td><td class="c0">75&micro;s</td><td class="s"><div class="calls"><div class="calls_in"># spent 48&micro;s (21+27) within Errno::BEGIN@8 which was called
#    once (21&micro;s+27&micro;s) by LWP::Protocol::http::BEGIN@216 at <a href="Errno-pm-line.html#8">line 8</a></div></div>use Config;<div class="calls"><div class="calls_out"># spent    48&micro;s making 1 call to <a href="Errno-pm-line.html#8">Errno::BEGIN@8</a>
# spent    27&micro;s making 1 call to <a href="Config-pm-line.html#28">Config::import</a></div></div></td></tr>
<tr><td class="h"><a name="9"></a>9</td><td class="c0">3</td><td class="c0"><span title="Avg 430&micro;s">1.29ms</span></td><td class="c3">2</td><td class="c3">16&micro;s</td><td class="s"><div class="calls"><div class="calls_in"># spent 12&micro;s (9+4) within Errno::BEGIN@9 which was called
#    once (9&micro;s+4&micro;s) by LWP::Protocol::http::BEGIN@216 at <a href="Errno-pm-line.html#9">line 9</a></div></div>use strict;<div class="calls"><div class="calls_out"># spent    12&micro;s making 1 call to <a href="Errno-pm-line.html#9">Errno::BEGIN@9</a>
# spent     4&micro;s making 1 call to <a href="strict-pm-line.html#34">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="10"></a>10</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="11"></a>11</td><td class="c3">1</td><td class="c3"><span title="Avg 19&micro;s">19&micro;s</span></td><td class="c3">2</td><td class="c3">9&micro;s</td><td class="s">&quot;$Config{'archname'}-$Config{'osvers'}&quot; eq<div class="calls"><div class="calls_out"># spent     9&micro;s making 2 calls to <a href="Config-pm-line.html#55">Config::FETCH</a>, avg 5&micro;s/call</div></div></td></tr>
<tr><td class="h"><a name="12"></a>12</td><td></td><td></td><td></td><td></td><td class="s">&quot;darwin-2level-10.2.0&quot; or</td></tr>
<tr><td class="h"><a name="13"></a>13</td><td></td><td></td><td></td><td></td><td class="s">        die &quot;Errno architecture (darwin-2level-10.2.0) does not match executable architecture ($Config{'archname'}-$Config{'osvers'})&quot;;</td></tr>
<tr><td class="h"><a name="14"></a>14</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="15"></a>15</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">$VERSION = &quot;1.11&quot;;</td></tr>
<tr><td class="h"><a name="16"></a>16</td><td class="c3">1</td><td class="c3"><span title="Avg 21&micro;s">21&micro;s</span></td><td></td><td></td><td class="s">$VERSION = eval $VERSION;</td></tr>
<tr><td class="h"><a name="17"></a>17</td><td class="c3">1</td><td class="c3"><span title="Avg 10&micro;s">10&micro;s</span></td><td></td><td></td><td class="s">@ISA = qw(Exporter);</td></tr>
<tr><td class="h"><a name="18"></a>18</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="19"></a>19</td><td class="c3">1</td><td class="c1"><span title="Avg 33&micro;s">33&micro;s</span></td><td></td><td></td><td class="s">@EXPORT_OK = qw(EBADMACHO ENOMSG ELAST EROFS ENOTSUP ESHUTDOWN EAUTH</td></tr>
<tr><td class="h"><a name="20"></a>20</td><td></td><td></td><td></td><td></td><td class="s">        EMULTIHOP EPROTONOSUPPORT ENFILE ENOLCK EADDRINUSE ECONNABORTED EBADF</td></tr>
<tr><td class="h"><a name="21"></a>21</td><td></td><td></td><td></td><td></td><td class="s">        ECANCELED ENOTBLK EDEADLK ENOLINK ENOTDIR ETIME EINVAL ENOTTY EXDEV</td></tr>
<tr><td class="h"><a name="22"></a>22</td><td></td><td></td><td></td><td></td><td class="s">        ELOOP ECONNREFUSED ENOSTR EISCONN EOVERFLOW EFBIG ENOENT EPFNOSUPPORT</td></tr>
<tr><td class="h"><a name="23"></a>23</td><td></td><td></td><td></td><td></td><td class="s">        ECONNRESET EWOULDBLOCK EBADMSG EDOM EPROGMISMATCH EMSGSIZE ENOPOLICY</td></tr>
<tr><td class="h"><a name="24"></a>24</td><td></td><td></td><td></td><td></td><td class="s">        ERPCMISMATCH ENOSPC EIO ENOTSOCK EDESTADDRREQ EIDRM ERANGE EINPROGRESS</td></tr>
<tr><td class="h"><a name="25"></a>25</td><td></td><td></td><td></td><td></td><td class="s">        ENOBUFS EADDRNOTAVAIL EAFNOSUPPORT ENOSYS EINTR EPROCUNAVAIL EHOSTDOWN</td></tr>
<tr><td class="h"><a name="26"></a>26</td><td></td><td></td><td></td><td></td><td class="s">        EREMOTE EPWROFF EILSEQ ENOMEM ENOSR ENOTCONN ENETUNREACH EPIPE ESTALE</td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s">        EPROGUNAVAIL ENODATA EDQUOT EUSERS EOPNOTSUPP EPROTO EFTYPE ESPIPE</td></tr>
<tr><td class="h"><a name="28"></a>28</td><td></td><td></td><td></td><td></td><td class="s">        EALREADY ENAMETOOLONG EMFILE EACCES ENOEXEC EISDIR EPROCLIM EBUSY</td></tr>
<tr><td class="h"><a name="29"></a>29</td><td></td><td></td><td></td><td></td><td class="s">        EBADEXEC E2BIG EPERM EEXIST ETOOMANYREFS ESHLIBVERS ESOCKTNOSUPPORT</td></tr>
<tr><td class="h"><a name="30"></a>30</td><td></td><td></td><td></td><td></td><td class="s">        ETIMEDOUT EDEVERR EBADARCH ENOATTR ENXIO ESRCH EBADRPC EFAULT ENODEV</td></tr>
<tr><td class="h"><a name="31"></a>31</td><td></td><td></td><td></td><td></td><td class="s">        ETXTBSY EAGAIN EMLINK ENOPROTOOPT ECHILD ENETDOWN EHOSTUNREACH</td></tr>
<tr><td class="h"><a name="32"></a>32</td><td></td><td></td><td></td><td></td><td class="s">        EPROTOTYPE ENEEDAUTH ENETRESET ENOTEMPTY);</td></tr>
<tr><td class="h"><a name="33"></a>33</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="34"></a>34</td><td class="c3">1</td><td class="c3"><span title="Avg 22&micro;s">22&micro;s</span></td><td></td><td></td><td class="s">%EXPORT_TAGS = (</td></tr>
<tr><td class="h"><a name="35"></a>35</td><td></td><td></td><td></td><td></td><td class="s">    POSIX =&gt; [qw(</td></tr>
<tr><td class="h"><a name="36"></a>36</td><td></td><td></td><td></td><td></td><td class="s">        E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EAFNOSUPPORT EAGAIN EALREADY</td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s">        EBADF EBUSY ECHILD ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK</td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s">        EDESTADDRREQ EDOM EDQUOT EEXIST EFAULT EFBIG EHOSTDOWN EHOSTUNREACH</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s">        EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK</td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s">        EMSGSIZE ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS</td></tr>
<tr><td class="h"><a name="41"></a>41</td><td></td><td></td><td></td><td></td><td class="s">        ENODEV ENOENT ENOEXEC ENOLCK ENOMEM ENOPROTOOPT ENOSPC ENOSYS ENOTBLK</td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s">        ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM</td></tr>
<tr><td class="h"><a name="43"></a>43</td><td></td><td></td><td></td><td></td><td class="s">        EPFNOSUPPORT EPIPE EPROCLIM EPROTONOSUPPORT EPROTOTYPE ERANGE EREMOTE</td></tr>
<tr><td class="h"><a name="44"></a>44</td><td></td><td></td><td></td><td></td><td class="s">        EROFS ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESTALE ETIMEDOUT</td></tr>
<tr><td class="h"><a name="45"></a>45</td><td></td><td></td><td></td><td></td><td class="s">        ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV</td></tr>
<tr><td class="h"><a name="46"></a>46</td><td></td><td></td><td></td><td></td><td class="s">    )]</td></tr>
<tr><td class="h"><a name="47"></a>47</td><td></td><td></td><td></td><td></td><td class="s">);</td></tr>
<tr><td class="h"><a name="48"></a>48</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="49"></a>49</td><td></td><td></td><td></td><td></td><td class="s">sub EPERM () { 1 }</td></tr>
<tr><td class="h"><a name="50"></a>50</td><td></td><td></td><td></td><td></td><td class="s">sub ENOENT () { 2 }</td></tr>
<tr><td class="h"><a name="51"></a>51</td><td></td><td></td><td></td><td></td><td class="s">sub ESRCH () { 3 }</td></tr>
<tr><td class="h"><a name="52"></a>52</td><td></td><td></td><td></td><td></td><td class="s">sub EINTR () { 4 }</td></tr>
<tr><td class="h"><a name="53"></a>53</td><td></td><td></td><td></td><td></td><td class="s">sub EIO () { 5 }</td></tr>
<tr><td class="h"><a name="54"></a>54</td><td></td><td></td><td></td><td></td><td class="s">sub ENXIO () { 6 }</td></tr>
<tr><td class="h"><a name="55"></a>55</td><td></td><td></td><td></td><td></td><td class="s">sub E2BIG () { 7 }</td></tr>
<tr><td class="h"><a name="56"></a>56</td><td></td><td></td><td></td><td></td><td class="s">sub ENOEXEC () { 8 }</td></tr>
<tr><td class="h"><a name="57"></a>57</td><td></td><td></td><td></td><td></td><td class="s">sub EBADF () { 9 }</td></tr>
<tr><td class="h"><a name="58"></a>58</td><td></td><td></td><td></td><td></td><td class="s">sub ECHILD () { 10 }</td></tr>
<tr><td class="h"><a name="59"></a>59</td><td></td><td></td><td></td><td></td><td class="s">sub EDEADLK () { 11 }</td></tr>
<tr><td class="h"><a name="60"></a>60</td><td></td><td></td><td></td><td></td><td class="s">sub ENOMEM () { 12 }</td></tr>
<tr><td class="h"><a name="61"></a>61</td><td></td><td></td><td></td><td></td><td class="s">sub EACCES () { 13 }</td></tr>
<tr><td class="h"><a name="62"></a>62</td><td></td><td></td><td></td><td></td><td class="s">sub EFAULT () { 14 }</td></tr>
<tr><td class="h"><a name="63"></a>63</td><td></td><td></td><td></td><td></td><td class="s">sub ENOTBLK () { 15 }</td></tr>
<tr><td class="h"><a name="64"></a>64</td><td></td><td></td><td></td><td></td><td class="s">sub EBUSY () { 16 }</td></tr>
<tr><td class="h"><a name="65"></a>65</td><td></td><td></td><td></td><td></td><td class="s">sub EEXIST () { 17 }</td></tr>
<tr><td class="h"><a name="66"></a>66</td><td></td><td></td><td></td><td></td><td class="s">sub EXDEV () { 18 }</td></tr>
<tr><td class="h"><a name="67"></a>67</td><td></td><td></td><td></td><td></td><td class="s">sub ENODEV () { 19 }</td></tr>
<tr><td class="h"><a name="68"></a>68</td><td></td><td></td><td></td><td></td><td class="s">sub ENOTDIR () { 20 }</td></tr>
<tr><td class="h"><a name="69"></a>69</td><td></td><td></td><td></td><td></td><td class="s">sub EISDIR () { 21 }</td></tr>
<tr><td class="h"><a name="70"></a>70</td><td></td><td></td><td></td><td></td><td class="s">sub EINVAL () { 22 }</td></tr>
<tr><td class="h"><a name="71"></a>71</td><td></td><td></td><td></td><td></td><td class="s">sub ENFILE () { 23 }</td></tr>
<tr><td class="h"><a name="72"></a>72</td><td></td><td></td><td></td><td></td><td class="s">sub EMFILE () { 24 }</td></tr>
<tr><td class="h"><a name="73"></a>73</td><td></td><td></td><td></td><td></td><td class="s">sub ENOTTY () { 25 }</td></tr>
<tr><td class="h"><a name="74"></a>74</td><td></td><td></td><td></td><td></td><td class="s">sub ETXTBSY () { 26 }</td></tr>
<tr><td class="h"><a name="75"></a>75</td><td></td><td></td><td></td><td></td><td class="s">sub EFBIG () { 27 }</td></tr>
<tr><td class="h"><a name="76"></a>76</td><td></td><td></td><td></td><td></td><td class="s">sub ENOSPC () { 28 }</td></tr>
<tr><td class="h"><a name="77"></a>77</td><td></td><td></td><td></td><td></td><td class="s">sub ESPIPE () { 29 }</td></tr>
<tr><td class="h"><a name="78"></a>78</td><td></td><td></td><td></td><td></td><td class="s">sub EROFS () { 30 }</td></tr>
<tr><td class="h"><a name="79"></a>79</td><td></td><td></td><td></td><td></td><td class="s">sub EMLINK () { 31 }</td></tr>
<tr><td class="h"><a name="80"></a>80</td><td></td><td></td><td></td><td></td><td class="s">sub EPIPE () { 32 }</td></tr>
<tr><td class="h"><a name="81"></a>81</td><td></td><td></td><td></td><td></td><td class="s">sub EDOM () { 33 }</td></tr>
<tr><td class="h"><a name="82"></a>82</td><td></td><td></td><td></td><td></td><td class="s">sub ERANGE () { 34 }</td></tr>
<tr><td class="h"><a name="83"></a>83</td><td></td><td></td><td></td><td></td><td class="s">sub EWOULDBLOCK () { 35 }</td></tr>
<tr><td class="h"><a name="84"></a>84</td><td></td><td></td><td></td><td></td><td class="s">sub EAGAIN () { 35 }</td></tr>
<tr><td class="h"><a name="85"></a>85</td><td></td><td></td><td></td><td></td><td class="s">sub EINPROGRESS () { 36 }</td></tr>
<tr><td class="h"><a name="86"></a>86</td><td></td><td></td><td></td><td></td><td class="s">sub EALREADY () { 37 }</td></tr>
<tr><td class="h"><a name="87"></a>87</td><td></td><td></td><td></td><td></td><td class="s">sub ENOTSOCK () { 38 }</td></tr>
<tr><td class="h"><a name="88"></a>88</td><td></td><td></td><td></td><td></td><td class="s">sub EDESTADDRREQ () { 39 }</td></tr>
<tr><td class="h"><a name="89"></a>89</td><td></td><td></td><td></td><td></td><td class="s">sub EMSGSIZE () { 40 }</td></tr>
<tr><td class="h"><a name="90"></a>90</td><td></td><td></td><td></td><td></td><td class="s">sub EPROTOTYPE () { 41 }</td></tr>
<tr><td class="h"><a name="91"></a>91</td><td></td><td></td><td></td><td></td><td class="s">sub ENOPROTOOPT () { 42 }</td></tr>
<tr><td class="h"><a name="92"></a>92</td><td></td><td></td><td></td><td></td><td class="s">sub EPROTONOSUPPORT () { 43 }</td></tr>
<tr><td class="h"><a name="93"></a>93</td><td></td><td></td><td></td><td></td><td class="s">sub ESOCKTNOSUPPORT () { 44 }</td></tr>
<tr><td class="h"><a name="94"></a>94</td><td></td><td></td><td></td><td></td><td class="s">sub ENOTSUP () { 45 }</td></tr>
<tr><td class="h"><a name="95"></a>95</td><td></td><td></td><td></td><td></td><td class="s">sub EPFNOSUPPORT () { 46 }</td></tr>
<tr><td class="h"><a name="96"></a>96</td><td></td><td></td><td></td><td></td><td class="s">sub EAFNOSUPPORT () { 47 }</td></tr>
<tr><td class="h"><a name="97"></a>97</td><td></td><td></td><td></td><td></td><td class="s">sub EADDRINUSE () { 48 }</td></tr>
<tr><td class="h"><a name="98"></a>98</td><td></td><td></td><td></td><td></td><td class="s">sub EADDRNOTAVAIL () { 49 }</td></tr>
<tr><td class="h"><a name="99"></a>99</td><td></td><td></td><td></td><td></td><td class="s">sub ENETDOWN () { 50 }</td></tr>
<tr><td class="h"><a name="100"></a>100</td><td></td><td></td><td></td><td></td><td class="s">sub ENETUNREACH () { 51 }</td></tr>
<tr><td class="h"><a name="101"></a>101</td><td></td><td></td><td></td><td></td><td class="s">sub ENETRESET () { 52 }</td></tr>
<tr><td class="h"><a name="102"></a>102</td><td></td><td></td><td></td><td></td><td class="s">sub ECONNABORTED () { 53 }</td></tr>
<tr><td class="h"><a name="103"></a>103</td><td></td><td></td><td></td><td></td><td class="s">sub ECONNRESET () { 54 }</td></tr>
<tr><td class="h"><a name="104"></a>104</td><td></td><td></td><td></td><td></td><td class="s">sub ENOBUFS () { 55 }</td></tr>
<tr><td class="h"><a name="105"></a>105</td><td></td><td></td><td></td><td></td><td class="s">sub EISCONN () { 56 }</td></tr>
<tr><td class="h"><a name="106"></a>106</td><td></td><td></td><td></td><td></td><td class="s">sub ENOTCONN () { 57 }</td></tr>
<tr><td class="h"><a name="107"></a>107</td><td></td><td></td><td></td><td></td><td class="s">sub ESHUTDOWN () { 58 }</td></tr>
<tr><td class="h"><a name="108"></a>108</td><td></td><td></td><td></td><td></td><td class="s">sub ETOOMANYREFS () { 59 }</td></tr>
<tr><td class="h"><a name="109"></a>109</td><td></td><td></td><td></td><td></td><td class="s">sub ETIMEDOUT () { 60 }</td></tr>
<tr><td class="h"><a name="110"></a>110</td><td></td><td></td><td></td><td></td><td class="s">sub ECONNREFUSED () { 61 }</td></tr>
<tr><td class="h"><a name="111"></a>111</td><td></td><td></td><td></td><td></td><td class="s">sub ELOOP () { 62 }</td></tr>
<tr><td class="h"><a name="112"></a>112</td><td></td><td></td><td></td><td></td><td class="s">sub ENAMETOOLONG () { 63 }</td></tr>
<tr><td class="h"><a name="113"></a>113</td><td></td><td></td><td></td><td></td><td class="s">sub EHOSTDOWN () { 64 }</td></tr>
<tr><td class="h"><a name="114"></a>114</td><td></td><td></td><td></td><td></td><td class="s">sub EHOSTUNREACH () { 65 }</td></tr>
<tr><td class="h"><a name="115"></a>115</td><td></td><td></td><td></td><td></td><td class="s">sub ENOTEMPTY () { 66 }</td></tr>
<tr><td class="h"><a name="116"></a>116</td><td></td><td></td><td></td><td></td><td class="s">sub EPROCLIM () { 67 }</td></tr>
<tr><td class="h"><a name="117"></a>117</td><td></td><td></td><td></td><td></td><td class="s">sub EUSERS () { 68 }</td></tr>
<tr><td class="h"><a name="118"></a>118</td><td></td><td></td><td></td><td></td><td class="s">sub EDQUOT () { 69 }</td></tr>
<tr><td class="h"><a name="119"></a>119</td><td></td><td></td><td></td><td></td><td class="s">sub ESTALE () { 70 }</td></tr>
<tr><td class="h"><a name="120"></a>120</td><td></td><td></td><td></td><td></td><td class="s">sub EREMOTE () { 71 }</td></tr>
<tr><td class="h"><a name="121"></a>121</td><td></td><td></td><td></td><td></td><td class="s">sub EBADRPC () { 72 }</td></tr>
<tr><td class="h"><a name="122"></a>122</td><td></td><td></td><td></td><td></td><td class="s">sub ERPCMISMATCH () { 73 }</td></tr>
<tr><td class="h"><a name="123"></a>123</td><td></td><td></td><td></td><td></td><td class="s">sub EPROGUNAVAIL () { 74 }</td></tr>
<tr><td class="h"><a name="124"></a>124</td><td></td><td></td><td></td><td></td><td class="s">sub EPROGMISMATCH () { 75 }</td></tr>
<tr><td class="h"><a name="125"></a>125</td><td></td><td></td><td></td><td></td><td class="s">sub EPROCUNAVAIL () { 76 }</td></tr>
<tr><td class="h"><a name="126"></a>126</td><td></td><td></td><td></td><td></td><td class="s">sub ENOLCK () { 77 }</td></tr>
<tr><td class="h"><a name="127"></a>127</td><td></td><td></td><td></td><td></td><td class="s">sub ENOSYS () { 78 }</td></tr>
<tr><td class="h"><a name="128"></a>128</td><td></td><td></td><td></td><td></td><td class="s">sub EFTYPE () { 79 }</td></tr>
<tr><td class="h"><a name="129"></a>129</td><td></td><td></td><td></td><td></td><td class="s">sub EAUTH () { 80 }</td></tr>
<tr><td class="h"><a name="130"></a>130</td><td></td><td></td><td></td><td></td><td class="s">sub ENEEDAUTH () { 81 }</td></tr>
<tr><td class="h"><a name="131"></a>131</td><td></td><td></td><td></td><td></td><td class="s">sub EPWROFF () { 82 }</td></tr>
<tr><td class="h"><a name="132"></a>132</td><td></td><td></td><td></td><td></td><td class="s">sub EDEVERR () { 83 }</td></tr>
<tr><td class="h"><a name="133"></a>133</td><td></td><td></td><td></td><td></td><td class="s">sub EOVERFLOW () { 84 }</td></tr>
<tr><td class="h"><a name="134"></a>134</td><td></td><td></td><td></td><td></td><td class="s">sub EBADEXEC () { 85 }</td></tr>
<tr><td class="h"><a name="135"></a>135</td><td></td><td></td><td></td><td></td><td class="s">sub EBADARCH () { 86 }</td></tr>
<tr><td class="h"><a name="136"></a>136</td><td></td><td></td><td></td><td></td><td class="s">sub ESHLIBVERS () { 87 }</td></tr>
<tr><td class="h"><a name="137"></a>137</td><td></td><td></td><td></td><td></td><td class="s">sub EBADMACHO () { 88 }</td></tr>
<tr><td class="h"><a name="138"></a>138</td><td></td><td></td><td></td><td></td><td class="s">sub ECANCELED () { 89 }</td></tr>
<tr><td class="h"><a name="139"></a>139</td><td></td><td></td><td></td><td></td><td class="s">sub EIDRM () { 90 }</td></tr>
<tr><td class="h"><a name="140"></a>140</td><td></td><td></td><td></td><td></td><td class="s">sub ENOMSG () { 91 }</td></tr>
<tr><td class="h"><a name="141"></a>141</td><td></td><td></td><td></td><td></td><td class="s">sub EILSEQ () { 92 }</td></tr>
<tr><td class="h"><a name="142"></a>142</td><td></td><td></td><td></td><td></td><td class="s">sub ENOATTR () { 93 }</td></tr>
<tr><td class="h"><a name="143"></a>143</td><td></td><td></td><td></td><td></td><td class="s">sub EBADMSG () { 94 }</td></tr>
<tr><td class="h"><a name="144"></a>144</td><td></td><td></td><td></td><td></td><td class="s">sub EMULTIHOP () { 95 }</td></tr>
<tr><td class="h"><a name="145"></a>145</td><td></td><td></td><td></td><td></td><td class="s">sub ENODATA () { 96 }</td></tr>
<tr><td class="h"><a name="146"></a>146</td><td></td><td></td><td></td><td></td><td class="s">sub ENOLINK () { 97 }</td></tr>
<tr><td class="h"><a name="147"></a>147</td><td></td><td></td><td></td><td></td><td class="s">sub ENOSR () { 98 }</td></tr>
<tr><td class="h"><a name="148"></a>148</td><td></td><td></td><td></td><td></td><td class="s">sub ENOSTR () { 99 }</td></tr>
<tr><td class="h"><a name="149"></a>149</td><td></td><td></td><td></td><td></td><td class="s">sub EPROTO () { 100 }</td></tr>
<tr><td class="h"><a name="150"></a>150</td><td></td><td></td><td></td><td></td><td class="s">sub ETIME () { 101 }</td></tr>
<tr><td class="h"><a name="151"></a>151</td><td></td><td></td><td></td><td></td><td class="s">sub EOPNOTSUPP () { 102 }</td></tr>
<tr><td class="h"><a name="152"></a>152</td><td></td><td></td><td></td><td></td><td class="s">sub ELAST () { 103 }</td></tr>
<tr><td class="h"><a name="153"></a>153</td><td></td><td></td><td></td><td></td><td class="s">sub ENOPOLICY () { 103 }</td></tr>
<tr><td class="h"><a name="154"></a>154</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="155"></a>155</td><td class="c3">1</td><td class="c3"><span title="Avg 12&micro;s">12&micro;s</span></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 8&micro;s within Errno::TIEHASH which was called
#    once (8&micro;s+0s) by LWP::Protocol::http::BEGIN@216 at <a href="Errno-pm-line.html#198">line 198</a></div></div>sub TIEHASH { bless [] }</td></tr>
<tr><td class="h"><a name="156"></a>156</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="157"></a>157</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 112&micro;s (101+11) within Errno::FETCH which was called 4 times, avg 28&micro;s/call:
# 2 times (52&micro;s+6&micro;s) by IO::Socket::connect at <a href="IO-Socket-pm-line.html#121">line 121 of IO/Socket.pm</a>, avg 29&micro;s/call
# 2 times (49&micro;s+5&micro;s) by IO::Socket::connect at <a href="IO-Socket-pm-line.html#115">line 115 of IO/Socket.pm</a>, avg 27&micro;s/call</div></div>sub FETCH {</td></tr>
<tr><td class="h"><a name="158"></a>158</td><td class="c0">4</td><td class="c3"><span title="Avg 2&micro;s">8&micro;s</span></td><td></td><td></td><td class="s">    my ($self, $errname) = @_;</td></tr>
<tr><td class="h"><a name="159"></a>159</td><td class="c0">4</td><td class="c3"><span title="Avg 6&micro;s">24&micro;s</span></td><td></td><td></td><td class="s">    my $proto = prototype(&quot;Errno::$errname&quot;);</td></tr>
<tr><td class="h"><a name="160"></a>160</td><td class="c0">4</td><td class="c3"><span title="Avg 600ns">2&micro;s</span></td><td></td><td></td><td class="s">    my $errno = &quot;&quot;;</td></tr>
<tr><td class="h"><a name="161"></a>161</td><td class="c0">4</td><td class="c3"><span title="Avg 2&micro;s">6&micro;s</span></td><td></td><td></td><td class="s">    if (defined($proto) &amp;&amp; $proto eq &quot;&quot;) {</td></tr>
<tr><td class="h"><a name="162"></a>162</td><td class="c0">3</td><td class="c0"><span title="Avg 86&micro;s">260&micro;s</span></td><td class="c3">2</td><td class="c0">55&micro;s</td><td class="s"><div class="calls"><div class="calls_in"># spent 33&micro;s (12+22) within Errno::BEGIN@162 which was called
#    once (12&micro;s+22&micro;s) by LWP::Protocol::http::BEGIN@216 at <a href="Errno-pm-line.html#162">line 162</a></div></div>        no strict 'refs';<div class="calls"><div class="calls_out">        # spent    33&micro;s making 1 call to <a href="Errno-pm-line.html#162">Errno::BEGIN@162</a>
        # spent    22&micro;s making 1 call to <a href="strict-pm-line.html#39">strict::unimport</a></div></div></td></tr>
<tr><td class="h"><a name="163"></a>163</td><td class="c0">4</td><td class="c1"><span title="Avg 9&micro;s">35&micro;s</span></td><td class="c0">4</td><td class="c3">11&micro;s</td><td class="s">        $errno = &amp;$errname;<div class="calls"><div class="calls_out">        # spent     6&micro;s making 2 calls to <a href="Errno-pm-line.html#Errno__EISCONN">Errno::EISCONN</a>, avg 3&micro;s/call
        # spent     6&micro;s making 2 calls to <a href="Errno-pm-line.html#Errno__EINPROGRESS">Errno::EINPROGRESS</a>, avg 3&micro;s/call</div></div></td></tr>
<tr><td class="h"><a name="164"></a>164</td><td class="c0">4</td><td class="c3"><span title="Avg 5&micro;s">19&micro;s</span></td><td></td><td></td><td class="s">        $errno = 0 unless $! == $errno;</td></tr>
<tr><td class="h"><a name="165"></a>165</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="166"></a>166</td><td class="c0">4</td><td class="c3"><span title="Avg 5&micro;s">20&micro;s</span></td><td></td><td></td><td class="s">    return $errno;</td></tr>
<tr><td class="h"><a name="167"></a>167</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="168"></a>168</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="169"></a>169</td><td></td><td></td><td></td><td></td><td class="s">sub STORE {</td></tr>
<tr><td class="h"><a name="170"></a>170</td><td></td><td></td><td></td><td></td><td class="s">    require Carp;</td></tr>
<tr><td class="h"><a name="171"></a>171</td><td></td><td></td><td></td><td></td><td class="s">    Carp::confess(&quot;ERRNO hash is read only!&quot;);</td></tr>
<tr><td class="h"><a name="172"></a>172</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="173"></a>173</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="174"></a>174</td><td class="c3">1</td><td class="c3"><span title="Avg 1&micro;s">1&micro;s</span></td><td></td><td></td><td class="s">*CLEAR = \&amp;STORE;</td></tr>
<tr><td class="h"><a name="175"></a>175</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">*DELETE = \&amp;STORE;</td></tr>
<tr><td class="h"><a name="176"></a>176</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="177"></a>177</td><td></td><td></td><td></td><td></td><td class="s">sub NEXTKEY {</td></tr>
<tr><td class="h"><a name="178"></a>178</td><td></td><td></td><td></td><td></td><td class="s">    my($k,$v);</td></tr>
<tr><td class="h"><a name="179"></a>179</td><td></td><td></td><td></td><td></td><td class="s">    while(($k,$v) = each %Errno::) {</td></tr>
<tr><td class="h"><a name="180"></a>180</td><td></td><td></td><td></td><td></td><td class="s">        my $proto = prototype(&quot;Errno::$k&quot;);</td></tr>
<tr><td class="h"><a name="181"></a>181</td><td></td><td></td><td></td><td></td><td class="s">        last if (defined($proto) &amp;&amp; $proto eq &quot;&quot;);</td></tr>
<tr><td class="h"><a name="182"></a>182</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="183"></a>183</td><td></td><td></td><td></td><td></td><td class="s">    $k</td></tr>
<tr><td class="h"><a name="184"></a>184</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="185"></a>185</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="186"></a>186</td><td></td><td></td><td></td><td></td><td class="s">sub FIRSTKEY {</td></tr>
<tr><td class="h"><a name="187"></a>187</td><td></td><td></td><td></td><td></td><td class="s">    my $s = scalar keys %Errno::;        # initialize iterator</td></tr>
<tr><td class="h"><a name="188"></a>188</td><td></td><td></td><td></td><td></td><td class="s">    goto &amp;NEXTKEY;</td></tr>
<tr><td class="h"><a name="189"></a>189</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="190"></a>190</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="191"></a>191</td><td></td><td></td><td></td><td></td><td class="s">sub EXISTS {</td></tr>
<tr><td class="h"><a name="192"></a>192</td><td></td><td></td><td></td><td></td><td class="s">    my ($self, $errname) = @_;</td></tr>
<tr><td class="h"><a name="193"></a>193</td><td></td><td></td><td></td><td></td><td class="s">    my $r = ref $errname;</td></tr>
<tr><td class="h"><a name="194"></a>194</td><td></td><td></td><td></td><td></td><td class="s">    my $proto = !$r || $r eq 'CODE' ? prototype($errname) : undef;</td></tr>
<tr><td class="h"><a name="195"></a>195</td><td></td><td></td><td></td><td></td><td class="s">    defined($proto) &amp;&amp; $proto eq &quot;&quot;;</td></tr>
<tr><td class="h"><a name="196"></a>196</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="197"></a>197</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="198"></a>198</td><td class="c3">1</td><td class="c3"><span title="Avg 4&micro;s">4&micro;s</span></td><td class="c3">1</td><td class="c3">8&micro;s</td><td class="s">tie %!, __PACKAGE__;<div class="calls"><div class="calls_out"># spent     8&micro;s making 1 call to <a href="Errno-pm-line.html#155">Errno::TIEHASH</a></div></div></td></tr>
<tr><td class="h"><a name="199"></a>199</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="200"></a>200</td><td class="c3">1</td><td class="c0"><span title="Avg 81&micro;s">81&micro;s</span></td><td></td><td></td><td class="s">1;</td></tr>
<tr><td class="h"><a name="201"></a>201</td><td></td><td></td><td></td><td></td><td class="s">__END__</td></tr>
<tr><td class="h"><a name="202"></a>202</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="203"></a>203</td><td></td><td></td><td></td><td></td><td class="s">=head1 NAME</td></tr>
<tr><td class="h"><a name="204"></a>204</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="205"></a>205</td><td></td><td></td><td></td><td></td><td class="s">Errno - System errno constants</td></tr>
<tr><td class="h"><a name="206"></a>206</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="207"></a>207</td><td></td><td></td><td></td><td></td><td class="s">=head1 SYNOPSIS</td></tr>
<tr><td class="h"><a name="208"></a>208</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="209"></a>209</td><td></td><td></td><td></td><td></td><td class="s">    use Errno qw(EINTR EIO :POSIX);</td></tr>
<tr><td class="h"><a name="210"></a>210</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="211"></a>211</td><td></td><td></td><td></td><td></td><td class="s">=head1 DESCRIPTION</td></tr>
<tr><td class="h"><a name="212"></a>212</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="213"></a>213</td><td></td><td></td><td></td><td></td><td class="s">C&lt;Errno&gt; defines and conditionally exports all the error constants</td></tr>
<tr><td class="h"><a name="214"></a>214</td><td></td><td></td><td></td><td></td><td class="s">defined in your system C&lt;errno.h&gt; include file. It has a single export</td></tr>
<tr><td class="h"><a name="215"></a>215</td><td></td><td></td><td></td><td></td><td class="s">tag, C&lt;:POSIX&gt;, which will export all POSIX defined error numbers.</td></tr>
<tr><td class="h"><a name="216"></a>216</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="217"></a>217</td><td></td><td></td><td></td><td></td><td class="s">C&lt;Errno&gt; also makes C&lt;%!&gt; magic such that each element of C&lt;%!&gt; has a</td></tr>
<tr><td class="h"><a name="218"></a>218</td><td></td><td></td><td></td><td></td><td class="s">non-zero value only if C&lt;$!&gt; is set to that value. For example:</td></tr>
<tr><td class="h"><a name="219"></a>219</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="220"></a>220</td><td></td><td></td><td></td><td></td><td class="s">    use Errno;</td></tr>
<tr><td class="h"><a name="221"></a>221</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="222"></a>222</td><td></td><td></td><td></td><td></td><td class="s">    unless (open(FH, &quot;/fangorn/spouse&quot;)) {</td></tr>
<tr><td class="h"><a name="223"></a>223</td><td></td><td></td><td></td><td></td><td class="s">        if ($!{ENOENT}) {</td></tr>
<tr><td class="h"><a name="224"></a>224</td><td></td><td></td><td></td><td></td><td class="s">            warn &quot;Get a wife!\n&quot;;</td></tr>
<tr><td class="h"><a name="225"></a>225</td><td></td><td></td><td></td><td></td><td class="s">        } else {</td></tr>
<tr><td class="h"><a name="226"></a>226</td><td></td><td></td><td></td><td></td><td class="s">            warn &quot;This path is barred: $!&quot;;</td></tr>
<tr><td class="h"><a name="227"></a>227</td><td></td><td></td><td></td><td></td><td class="s">        } </td></tr>
<tr><td class="h"><a name="228"></a>228</td><td></td><td></td><td></td><td></td><td class="s">    } </td></tr>
<tr><td class="h"><a name="229"></a>229</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="230"></a>230</td><td></td><td></td><td></td><td></td><td class="s">If a specified constant C&lt;EFOO&gt; does not exist on the system, C&lt;$!{EFOO}&gt;</td></tr>
<tr><td class="h"><a name="231"></a>231</td><td></td><td></td><td></td><td></td><td class="s">returns C&lt;&quot;&quot;&gt;.  You may use C&lt;exists $!{EFOO}&gt; to check whether the</td></tr>
<tr><td class="h"><a name="232"></a>232</td><td></td><td></td><td></td><td></td><td class="s">constant is available on the system.</td></tr>
<tr><td class="h"><a name="233"></a>233</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="234"></a>234</td><td></td><td></td><td></td><td></td><td class="s">=head1 CAVEATS</td></tr>
<tr><td class="h"><a name="235"></a>235</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="236"></a>236</td><td></td><td></td><td></td><td></td><td class="s">Importing a particular constant may not be very portable, because the</td></tr>
<tr><td class="h"><a name="237"></a>237</td><td></td><td></td><td></td><td></td><td class="s">import will fail on platforms that do not have that constant.  A more</td></tr>
<tr><td class="h"><a name="238"></a>238</td><td></td><td></td><td></td><td></td><td class="s">portable way to set C&lt;$!&gt; to a valid value is to use:</td></tr>
<tr><td class="h"><a name="239"></a>239</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="240"></a>240</td><td></td><td></td><td></td><td></td><td class="s">    if (exists &amp;Errno::EFOO) {</td></tr>
<tr><td class="h"><a name="241"></a>241</td><td></td><td></td><td></td><td></td><td class="s">        $! = &amp;Errno::EFOO;</td></tr>
<tr><td class="h"><a name="242"></a>242</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="243"></a>243</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="244"></a>244</td><td></td><td></td><td></td><td></td><td class="s">=head1 AUTHOR</td></tr>
<tr><td class="h"><a name="245"></a>245</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="246"></a>246</td><td></td><td></td><td></td><td></td><td class="s">Graham Barr &lt;gbarr@pobox.com&gt;</td></tr>
<tr><td class="h"><a name="247"></a>247</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="248"></a>248</td><td></td><td></td><td></td><td></td><td class="s">=head1 COPYRIGHT</td></tr>
<tr><td class="h"><a name="249"></a>249</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="250"></a>250</td><td></td><td></td><td></td><td></td><td class="s">Copyright (c) 1997-8 Graham Barr. All rights reserved.</td></tr>
<tr><td class="h"><a name="251"></a>251</td><td></td><td></td><td></td><td></td><td class="s">This program is free software; you can redistribute it and/or modify it</td></tr>
<tr><td class="h"><a name="252"></a>252</td><td></td><td></td><td></td><td></td><td class="s">under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="253"></a>253</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="254"></a>254</td><td></td><td></td><td></td><td></td><td class="s">=cut</td></tr>
<tr><td class="h"><a name="255"></a>255</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="Errno__EINPROGRESS"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 6&micro;s within Errno::EINPROGRESS which was called 2 times, avg 3&micro;s/call:
# 2 times (6&micro;s+0s) by Errno::FETCH at <a href="Errno-pm-line.html#163">line 163 of Errno.pm</a>, avg 3&micro;s/call</div></div>sub Errno::EINPROGRESS; # xsub<br />        </td></tr>
<tr><td class="h"><a name="Errno__EISCONN"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 6&micro;s within Errno::EISCONN which was called 2 times, avg 3&micro;s/call:
# 2 times (6&micro;s+0s) by Errno::FETCH at <a href="Errno-pm-line.html#163">line 163 of Errno.pm</a>, avg 3&micro;s/call</div></div>sub Errno::EISCONN; # xsub<br />        </td></tr>
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