/usr/share/dh-make-php/pecl.template/php.ini is in dh-make-php 0.4.0.
This file is owned by root:root, with mode 0o664.
The actual contents of the file can be viewed below.
1 2 3 | ; configuration for php ##peclpackagename## module
; priority=20
extension=##peclpackagename##.so
|