Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

aggregator_help in modules/aggregator/aggregator.module
Implementation of hook_help().
block_help in modules/block/block.module
Implementation of hook_help().
blogapi_help in modules/blogapi/blogapi.module
Implementation of hook_help().
blog_help in modules/blog/blog.module
Implementation of hook_help().
book_help in modules/book/book.module
Implementation of hook_help().
chameleon_help in themes/chameleon/chameleon.theme
color_help in modules/color/color.module
Implementation of hook_help
comment_help in modules/comment/comment.module
Implementation of hook_help().
contact_help in modules/contact/contact.module
Implementation of hook_help().
drupal_help in modules/drupal/drupal.module
Implementation of hook_help().
drupal_page_help in modules/drupal/drupal.module
Menu callback; print Drupal-authentication-specific information from user/help.
fileupload_help in developer/examples/fileupload.module
Implementation of hook_help.
filter_help in modules/filter/filter.module
Implementation of hook_help().
forum_help in modules/forum/forum.module
Implementation of hook_help().
help_help in modules/help/help.module
Implementation of hook_help().
legacy_help in modules/legacy/legacy.module
Implementation of hook_help().
locale_help in modules/locale/locale.module
Implementation of hook_help().
menu_get_active_help in includes/menu.inc
Returns the help associated with the active menu item.
menu_help in modules/menu/menu.module
Implementation of hook_help().
multipage_form_example_help in developer/examples/multipage_form_example.module
Implementation of hook_help().
node_access_example_help in developer/examples/node_access_example.module
Implementation of hook_help().
node_help in modules/node/node.module
Implementation of hook_help().
page_example_help in developer/examples/page_example.module
Implementation of hook_help().
path_help in modules/path/path.module
Implementation of hook_help().
ping_help in modules/ping/ping.module
Implementation of hook_help().
poll_help in modules/poll/poll.module
Implementation of hook_help().
profile_help in modules/profile/profile.module
Implementation of hook_help().
search_help in modules/search/search.module
Implementation of hook_help().
statistics_help in modules/statistics/statistics.module
Implementation of hook_help().
system_help in modules/system/system.module
Implementation of hook_help().
taxonomy_help in modules/taxonomy/taxonomy.module
Implementation of hook_help().
theme_help in includes/theme.inc
Return a themed help message.
throttle_help in modules/throttle/throttle.module
Implementation of hook_help().
tracker_help in modules/tracker/tracker.module
Implementation of hook_help().
upload_help in modules/upload/upload.module
Implementation of hook_help().
user_help in modules/user/user.module
Implementation of hook_help().
watchdog_help in modules/watchdog/watchdog.module
Implementation of hook_help().
xmlrpc_server_method_help in includes/xmlrpcs.inc
XML-RPC method system.methodHelp maps to this function.