gnus-group-tool-bar-zap-list

gnus-group-tool-bar-zap-list is a variable defined in `gnus-group.el'.
Its value is

t

Documentation:
List of icon items from the global tool bar.
These items are not displayed in the Gnus group mode tool bar.

See `gmm-tool-bar-from-list' for the format of the list.

You can customize this variable.

This variable was introduced, or its default value was changed, in version 23.1 of Emacs.