maybe this works?

Author: typhonius

templates/php.ini.erb

@@ -1005,7 +1005,7 @@ date.timezone = UTC
 
 ;pdo_odbc.db2_instance_name
 
-<%- if @mysql -%>
+<% if @mysql -%>
 [Pdo_mysql]
 ; If mysqlnd is used: Number of cache slots for the internal result set cache
 ; http://php.net/pdo_mysql.cache_size
@@ -1015,7 +1015,7 @@ pdo_mysql.cache_size = 2000
 ; MySQL defaults.
 ; http://php.net/pdo_mysql.default-socket
 pdo_mysql.default_socket=<%= scope.lookupvar('::mysql::config::socket') %>
-<%- end -%>
+<% end -%>
 
 [Phar]
 ; http://php.net/phar.readonly
@@ -1138,7 +1138,7 @@ ibase.dateformat = "%Y-%m-%d"
 ; Default time format.
 ibase.timeformat = "%H:%M:%S"
 
-<%- if @mysql -%>
+<% if @mysql -%>
 [MySQL]
 ; Allow accessing, from PHP's perspective, local files with LOAD DATA statements
 ; http://php.net/mysql.allow_local_infile
@@ -1269,7 +1269,7 @@ mysqlnd.collect_memory_statistics = Off
 ; bytes.
 ; http://php.net/mysqlnd.net_read_buffer_size
 ;mysqlnd.net_read_buffer_size = 32768
-<%- end -%>
+<% end -%>
 
 [OCI8]