All reports of pear-channel-without-pkg-php-tools-builddep for the archive. The extended description of this tag is:
The package contains a channel.xml file but doesn't build-depend on pkg-php-tools.
pkg-php-tools is the recommended tool for building PEAR and PECL packages. For more information, install it and read the included README.PEAR.
This tag has not been emitted in any package tested by Lintian.