This function is obsolete and its behavior is replaced by
setting XXXXmmmmNNNNnnnnaaaavvvviiiiggggaaaattttiiiioooonnnnTTTTyyyyppppeeee to XXXXmmmmNNNNOOOONNNNEEEE. XXXXmmmmRRRReeeemmmmoooovvvveeeeTTTTaaaabbbbGGGGrrrroooouuuupppp
removes a widget from the list of tab groups associated with
a particular widget hierarchy and sets the widget's
XXXXmmmmNNNNnnnnaaaavvvviiiiggggaaaattttiiiioooonnnnTTTTyyyyppppeeee to XXXXmmmmNNNNOOOONNNNEEEE.
_t_a_b__g_r_o_u_p Specifies the widget ID
RRRREEEELLLLAAAATTTTEEEEDDDD
XXXXmmmmAAAAddddddddTTTTaaaabbbbGGGGrrrroooouuuupppp(3), XXXXmmmmMMMMaaaannnnaaaaggggeeeerrrr(3), and XXXXmmmmPPPPrrrriiiimmmmiiiittttiiiivvvveeee(3).