anchor.diff:      <td>The name of the agent. <p class="Docs__api-param-eg"><em>Example:</em> <code>"my-agent-42"</code></p></td>
     </tr>
     <tr>
  -    <th><code>BUILDKITE_ARTIFACT_PATHS</code></th>
  -    <td>The <a href="/docs/builds/artifacts">artifact paths</a> to upload after the job, if any have been specified. <p class="Docs__api-param-eg"><em>Example:</em> <code>"tmp/capybara/**/*;coverage/**/*"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BIN_PATH</code></th>
  -    <td>The path to the `buildkite-agent` binary. <p class="Docs__api-param-eg"><em>Example:</em> <code>"/usr/local/bin/buildkite-agent"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BRANCH</code></th>
  -    <td>The branch being built. <p class="Docs__api-param-eg"><em>Example:</em> <code>"master"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_PATH</code></th>
  -    <td>The path to the directory where builds are created. <p class="Docs__api-param-eg"><em>Example:</em> <code>"/var/lib/buildkite-agent/builds/"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_CHECKOUT_PATH</code></th>
  -    <td>The path where the agent has checked out your code for this build. <p class="Docs__api-param-eg"><em>Example:</em> <code>"/var/lib/buildkite-agent/builds/agent-1/pipeline-2"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_CREATOR</code></th>
  -    <td>The name of the user who created the build. <p class="Docs__api-param-eg"><em>Example:</em> <code>"Tracy Tester"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_CREATOR_EMAIL</code></th>
  -    <td>The notification email of the user who created the build. <p class="Docs__api-param-eg"><em>Example:</em> <code>"tracy@acme-inc.com"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_CREATOR_TEAMS</code></th>
  -    <td>A colon separated list of non-private team names that the build creator belongs to. <p class="Docs__api-param-eg"><em>Example:</em> <code>"everyone:platform"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_ID</code></th>
  -    <td>The UUID of the build. <p class="Docs__api-param-eg"><em>Example:</em> <code>"4735ba57-80d0-46e2-8fa0-b28223a86586"</code>, or <code>""</code> if not a rebuild.</p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_NUMBER</code></th>
  -    <td>The build number. This number increases by 1 with every build, and is guaranteed to be unique within each pipeline. <p class="Docs__api-param-eg"><em>Example:</em> <code>"1514"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_BUILD_URL</code></th>
  -    <td>The url for this build on Buildkite. <p class="Docs__api-param-eg"><em>Example:</em> <code>"https://buildkite.com/acme-inc/my-project/builds/1514"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_CLEAN_CHECKOUT</code></th>
  -    <td>Whether the build should perform a clean checkout. <p class="Docs__api-param-eg"><em>Example:</em> <code>"true"</code> or <code>"false"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_COMMAND</code></th>
  -    <td>The command that will be run for the job. <p class="Docs__api-param-eg"><em>Example:</em> <code>"script/buildkite/specs"</code></p></td>
  -  </tr>
  -  <tr>
       <th><code>BUILDKITE_COMMAND_EVAL</code></th>
       <td>Whether the agent is configured to allow running arbitrary commands on the agent. <p class="Docs__api-param-eg"><em>Values:</em> <code>"true"</code> and <code>"false"</code></p></td>
     </tr>
     <tr>
  -    <th><code>BUILDKITE_COMMIT</code></th>
  -    <td>The commit of the build. <p class="Docs__api-param-eg"><em>Example:</em> <code>"83a20ec058e2fb00e7fa4558c4c6e81e2dcf253d"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_CONFIG_PATH</code></th>
  -    <td> <p class="Docs__api-param-eg"><em>Default:</em> <code>"/buildkite/buildkite-agent.cfg"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_DISABLE_GIT_SUBMODULES</code></th>
  -    <td>When set to <code>true</code> prevents fetching of any git submodules during checkout. This variable is used by the <code>buildkite-agent</code> bootstrap script. <p class="Docs__api-param-eg"><em>Example:</em> <code>"true"</code></p></td>
  -  </tr>
  -  <tr>
  -    <th><code>BUILDKITE_ENV_FILE</code></th>
  -    <td>The path to the file containing the job’s environment variables. <p class="Docs__api-param-eg"><em>Example:</em> <code>"/tmp/job-env-36711a2a-711a-484e-b180-e1b3711a80cf51b18711a"</code></p></td>
  -  </tr>
  -  <tr>
       <th><code>BUILDKITE_GIT_CLEAN_FLAGS</code></th>
       <td>The git clean flags the agent is configured to use. <p class="Docs__api-param-eg"><em>Example:</em> <code>"-ffxdq"</code></p></td>
     </tr>
  
positive.code:   </tr>
    <tr>
      <th><code>BUILDKITE_SCRIPT_PATH</code></th>
      <td> This has been renamed to `BUILDKITE_COMMAND`</td>
    </tr>
  </tbody>
  </table>
  
negative.code:     <td>The path to the hooks directory. <p class="Docs__api-param-eg"><em>Example:</em> <code>"/etc/buildkite-agent/hooks/"</code></p></td>
    </tr>
    <tr>
      <th><code>BUILDKITE_LOCAL_HOOKS_ENABLED</code></th>
      <td>Whether the agent is configured to allow running of local hooks. <p class="Docs__api-param-eg"><em>Values:</em> <code>"true"</code> and <code>"false"</code></p></td>
    </tr>
    <tr>
      <th><code>BUILDKITE_PLUGINS_ENABLED</code></th>
      <td>Whether the agent is configured to allow running of plugins. <p class="Docs__api-param-eg"><em>Values:</em> <code>"true"</code> and <code>"false"</code></p></td>
    </tr>
  