Use consistent Trusty note

Author: BanzaiMan

user/languages/erlang.md

@@ -4,20 +4,6 @@ layout: en
 
 ---
 
-### What This Guide Covers
-
-> Language versions and other build-environment specific
-> information are in our reference pages:
->  * [Precise](/user/reference/precise/)
->  * [Trusty](/user/reference/trusty/)
-
-The rest of this guide covers build environment and configuration topics
-specific to Erlang projects. Please make sure to read our
-[Getting Started](/user/getting-started/) and
-[general build configuration](/user/customizing-the-build/) guides first.
-
-Erlang builds are not available on the OS X environment.
-
 <aside markdown="block" class="ataglance">
 
 |                   | Default                                   |
@@ -38,6 +24,17 @@ otp_release:
 
 </aside>
 
+### What This Guide Covers
+
+{{ site.data.snippets.trusty_note_no_osx }}
+
+The rest of this guide covers build environment and configuration topics
+specific to Erlang projects. Please make sure to read our
+[Getting Started](/user/getting-started/) and
+[general build configuration](/user/customizing-the-build/) guides first.
+
+Erlang builds are not available on the OS X environment.
+
 ## Choosing OTP releases to test against
 
 Travis CI VMs provide 64-bit [Erlang OTP](http://www.erlang.org/download.html) releases built using [kerl](https://github.com/spawngrid/kerl). To specify OTP releases you want your project to be tested against, use the `otp_release` key: