Description of problem:
LDAP support is unavailable through the apache handler but works from the CLI.

Version-Release number of selected component (if applicable):
5.0.4

How reproducible:
Always

Steps to Reproduce:
1.Run this script first from both the CLI and apache.
<?php
$host = 'ldap://host';
$user = 'cn=Directory Manager';
$pass = 'secret';

echo "<h3>LDAP query test</h3>\n";
echo "Connecting ...\n";
$ds=ldap_connect("$host");  // must be a valid LDAP server!
echo "connect result is " . $ds . "<br />";

if ($ds) {
   echo "Binding ...\n";
   $r=ldap_bind($ds,$user,$pass);
   echo "Bind result is " . $r . "<br />\n";

   echo "Closing connection\n";
   ldap_close($ds);

} else {
   echo "<h4>Unable to connect to LDAP server</h4>\n";
}
?>
  
Actual results:
#From apache via firefox
LDAP query test
Connecting ... connect result is Resource id #2
Binding ...
Warning: ldap_bind() [function.ldap-bind]: Unable to bind to server: Can't
contact LDAP server in /var/www/html/rootpass/ldaptest2.php on line 15
Bind result is
Closing connection

Expected results:
#From CLI
<h3>LDAP query test</h3>
Connecting ...
connect result is Resource id #4<br />Binding ...
Bind result is 1<br />
Closing connection

Additional info: