Index: head/lang/php71/pkg-message.mod
===================================================================
--- head/lang/php71/pkg-message.mod	(revision 446727)
+++ head/lang/php71/pkg-message.mod	(revision 446728)
@@ -1,14 +1,19 @@
 ***************************************************************
 
 Make sure index.php is part of your DirectoryIndex.
 
 You should add the following to your Apache configuration file:
 
 <FilesMatch "\.php$">
     SetHandler application/x-httpd-php
 </FilesMatch>
 <FilesMatch "\.phps$">
     SetHandler application/x-httpd-php-source
 </FilesMatch>
 
-***************************************************************
+*********************************************************************
+
+If you are building PHP-based ports in poudriere(8) with ZTS enabled,
+add WITH_MPM=event to /etc/make.conf to prevent build failures.
+
+*********************************************************************