SoMultiTextureEnabledElement(3) on Linux
The text 211f28ff1d9e, as Debian 7 (Wheezy) shipped it.
The SoMultiTextureEnabledElement class is an element which stores whether texturing is enabled or not. Be aware that this class is an extension for Coin, and it is not available in the original SGI Open Inventor v2.1 API.