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                                                    <td valign="top" style="font-size: 13px">
                                                        <div id="email-title-flavor" class="email-metadata" style="margin: 0; padding: 0 0 4px 0; color: #505050">
                                                            <a href="    https://wiki.asterisk.org/wiki/display/~rnewton " style="color:#326ca6;text-decoration:none;; color: #326ca6; text-decoration: none">Rusty Newton</a> edited the page:
                                                        </div> </td>
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                                                <tr>
                                                    <td valign="top" style="font-size: 13px"> <h2 id="email-title-heading" style="font-size: 16px; line-height: 20px; min-height: 20px; margin: 0; padding: 0"> <a href="https://wiki.asterisk.org/wiki/display/AST/Checking+Asterisk+Requirements" style="color: #326ca6; text-decoration: none"> <img class="icon" src="cid:page-icon" alt="" style="border: 0; padding: 0 5px 0 0; text-align: left; vertical-align: middle" /> <strong style="font-size:16px;line-height:20px;vertical-align:top;">Checking Asterisk Requirements</strong> </a> </h2> </td>
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                                        <div class="email-indent" style="margin: 8px 0 16px 0">
                                            <p class="aui-message info" style="font-size: 13px; margin: 1em 0; padding: 8px; background-color: #e0f0ff; border: 1px solid #9eb6d4"> <b>Comment:</b> Added note about using the helpful install_prereq script since it wasn't mentioned anywhere on the wiki. </p>
                                            <div class="email-diff">
                                                <div id="page-diffs" class="wiki-content">
                                                    <p class="diff-block-context" style="font-size: 13px">Now it's time to compile and install Asterisk. Let's change to the directory which contains the Asterisk source code.</p>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB-1988229788/4252/6ac85e9b14675c5514a674e1aecae99c9505ed36.29/_/images/icons/macrobrowser/dropdown/noformat.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>No Format</th>
                                                            </tr>
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                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-0" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>[root@server dahdi-linux-complete-2.X.Y+2.X.Y]# cd /usr/local/src/asterisk-1.8.X.Y
</pre> </td>
                                                            </tr>
                                                        </tbody>
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                                                    <p class="diff-block-context" style="font-size: 13px">Next, we'll run a command called <strong>./configure</strong>, which will perform a number of checks on the operating system, and get the Asterisk code ready to compile on this particular server.</p>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB-1988229788/4252/6ac85e9b14675c5514a674e1aecae99c9505ed36.29/_/images/icons/macrobrowser/dropdown/noformat.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>No Format</th>
                                                            </tr>
                                                        </thead>
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                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-1" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>[root@server asterisk-1.8.X.Y]# ./configure
</pre> </td>
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                                                    <p class="diff-block-target diff-block-context" style="font-size: 13px">This will run for a couple of minutes, and warn you of any missing system libraries or other dependencies.</p>
                                                    <p class="diff-block-target diff-block-context" style="font-size: 13px"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">If you have missing dependencies then you should install them now and then run </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">configure</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> again to make sure they are recognized. A helpful way to install most of the dependencies you need is to use the </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">install_prereq</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> script included in the </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">contrib/scripts/</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> directory of your Asterisk source. It's quite straightforward to use, but may not work on all systems. Run the script with no arguments to see the usage help.</span> </p>
                                                    <p class="diff-block-target diff-block-context" style="font-size: 13px">Upon completion <span class="diff-html-added" id="added-diff-1" style="font-size: 100%; background-color: #ddfade;">of ./configure</span>, you should see a message that looks similar to the one shown below. (Obviously, your host CPU type may be different than the below.)</p>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB-1988229788/4252/6ac85e9b14675c5514a674e1aecae99c9505ed36.29/_/images/icons/macrobrowser/dropdown/noformat.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>No Format</th>
                                                            </tr>
                                                        </thead>
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                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-2" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>&nbsp;&nbsp;   &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;.$$$$$$$$$$$$$$$=.. &nbsp; &nbsp; &nbsp;
&nbsp;&nbsp; &nbsp;  &nbsp;  &nbsp; &nbsp; &nbsp;.$7$7.. &nbsp; &nbsp; &nbsp; &nbsp;.7$$7:. &nbsp; &nbsp;
            .$7$7..           .7$$7:.
          .$$:.                 ,$7.7
        .$7.     7$$$$           .$$77
     ..$$.       $$$$$            .$$$7
    ..7$   .?.   $$$$$   .?.       7$$$.
   $.$.   .$$$7. $$$$7 .7$$$.      .$$$.
 .777.   .$$$$$$77$$$77$$$$$7.      $$$,
 $$$~      .7$$$$$$$$$$$$$7.       .$$$.
.$$7          .7$$$$$$$7:          ?$$$.
$$$          ?7$$$$$$$$$$I        .$$$7
$$$       .7$$$$$$$$$$$$$$$$      :$$$.
$$$       $$$$$$7$$$$$$$$$$$$    .$$$.
$$$        $$$   7$$$7  .$$$    .$$$.
$$$$             $$$$7         .$$$.
7$$$7            7$$$$        7$$$
 $$$$$                        $$$
  $$$$7.                       $$  (TM)
   $$$$$$$.           .7$$$$$$  $$
     $$$$$$$$$$$$7$$$$$$$$$.$$$$$$
       $$$$$$$$$$$$$$$$.

configure: Package configured for:&amp;nbsp;
configure: OS type &amp;nbsp;: linux-gnu
configure: Host CPU : x86_64
configure: build-cpu:vendor:os: x86_64 : unknown : linux-gnu :
configure: host-cpu:vendor:os: x86_64 : unknown : linux-gnu :
</pre> </td>
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                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB-1988229788/4252/6ac85e9b14675c5514a674e1aecae99c9505ed36.29/_/images/icons/macrobrowser/dropdown/tip.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Tip</th>
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                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <p style="font-size: 13px">Cached Data<br /> The <strong>./configure</strong> command caches certain data to speed things up if it's invoked multiple times. To clear all the cached data, you can use the following command to completely clear out any cached data from the Asterisk build system.</p>
                                                                    <table class="diff-macro" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                                        <thead>
                                                                            <tr>
                                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB-1988229788/4252/6ac85e9b14675c5514a674e1aecae99c9505ed36.29/_/images/icons/macrobrowser/dropdown/noformat.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>No Format</th>
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                                                                        </thead>
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                                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-3" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>[root@server asterisk-1.8.X.Y]# make distclean
</pre> </td>
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