14 calls to drupal_add_http_header()

aggregator_test_feed in drupal/core/modules/aggregator/tests/aggregator_test.module
Page callback. Generates a test feed and simulates last-modified and etags.
authorize_access_denied_page in drupal/core/authorize.php
Renders a 403 access denied page for authorize.php.
drupal_serve_page_from_cache in drupal/core/includes/bootstrap.inc
Sets HTTP headers in preparation for a cached page response.
image_style_deliver in drupal/core/modules/image/image.module
Menu callback; Given a style and image path, generate a derivative.
openid_test_yadis_x_xrds_location in drupal/core/modules/openid/tests/openid_test.module
Menu callback; regular HTML page with an X-XRDS-Location HTTP header.
system_test_set_header in drupal/core/modules/system/tests/modules/system_test/system_test.module
theme_aggregator_page_opml in drupal/core/modules/aggregator/aggregator.pages.inc
Prints the OPML page for a feed.
theme_aggregator_page_rss in drupal/core/modules/aggregator/aggregator.pages.inc
Prints the RSS page for a feed.
theme_install_page in drupal/core/includes/theme.maintenance.inc
Returns HTML for the installation page.
theme_update_page in drupal/core/includes/theme.maintenance.inc
Returns HTML for the update page.
update_access_denied_page in drupal/core/update.php
Renders a 403 access denied page for update.php.
update_callback_service_unavailable in drupal/core/modules/update/tests/modules/update_test/update_test.module
Page callback: Displays an Error 503 (Service unavailable) page.
xmlrpc_server_output in drupal/core/modules/xmlrpc/xmlrpc.server.inc
Sends XML-RPC output to the browser.
_toolbar_initialize_page_cache in drupal/core/modules/toolbar/toolbar.module
Use Drupal's page cache for toolbar/subtrees/*, even for authenticated users.