54 	const struct eqn_box *child;  in eqn_box()  local
115 		child = bp->first;  in eqn_box()
116 		eqn_box(p, child);  in eqn_box()
121 		child = child->next;  in eqn_box()
122 		if (child != NULL) {  in eqn_box()
124 			eqn_box(p, child);  in eqn_box()
130 				child = child->next;  in eqn_box()
131 				if (child != NULL)  in eqn_box()
132 					eqn_box(p, child);  in eqn_box()
136 		child = bp->first;  in eqn_box()
138 		    child != NULL &&  in eqn_box()
139 		    child->type == EQN_LIST &&  in eqn_box()
140 		    child->expectargs > 1)  in eqn_box()
141 			child = child->first;  in eqn_box()
142 		while (child != NULL) {  in eqn_box()
145 			    child->type == EQN_LIST &&  in eqn_box()
146 			    child->expectargs > 1 &&  in eqn_box()
147 			    child->args == 1 ?  in eqn_box()
148 			    child->first : child);  in eqn_box()
149 			child = child->next;  in eqn_box()