11026 	int varnest;		/* levels of variables expansion */  member
12418 			 && !synstack->varnest  in readtoken1()
12446 			if (!eofmark || synstack->dblquote || synstack->varnest)  in readtoken1()
12468 				 && (c != '"' || (eofmark != NULL && !synstack->varnest))  in readtoken1()
12469 				 && (c != '}' || !synstack->varnest)  in readtoken1()
12490 			if (synstack->varnest)  in readtoken1()
12495 			if (eofmark != NULL && synstack->varnest == 0) {  in readtoken1()
12515 			if (!synstack->innerdq && synstack->varnest > 0) {  in readtoken1()
12516 				if (!--synstack->varnest && synstack->varpushed)  in readtoken1()
12559 			if (synstack->varnest == 0) {  in readtoken1()
12591 	if (synstack->varnest != 0) {  in readtoken1()
12924 			synstack->varnest++;  in readtoken1()