testwhiutleist
$meta_query = array( 'relation' => 'AND', array( 'key' => 'next_ad_int_samaccountname', 'compare' => 'EXISTS', ), array( 'key' => 'whitelist_wp_user', 'value' => '1', 'compare' => '=', ), );
$meta_query = array( 'relation' => 'AND', array( 'key' => 'next_ad_int_samaccountname', 'compare' => 'EXISTS', ), array( 'key' => 'whitelist_wp_user', 'value' => '1', 'compare' => '=', ), );