208 static int nextarg(const char *str)  in nextarg()  function
324 	if (nextarg("(")) {  in eval7()
327 		if (!nextarg(")"))  in eval7()
333 	if (nextarg(")"))  in eval7()
411 	while (nextarg(":")) {  in eval5()
432 		op = nextarg("*");  in eval4()
433 		if (!op) { op = nextarg("/");  in eval4()
434 		 if (!op) { op = nextarg("%");  in eval4()
456 		op = nextarg("+");  in eval3()
458 			op = nextarg("-");  in eval3()
480 		op = nextarg("<");  in eval2()
481 		if (!op) { op = nextarg("<=");  in eval2()
482 		 if (!op) { op = nextarg("=");  in eval2()
483 		  if (!op) { op = nextarg("==");  in eval2()
484 		   if (!op) { op = nextarg("!=");  in eval2()
485 		    if (!op) { op = nextarg(">=");  in eval2()
486 		     if (!op) { op = nextarg(">");  in eval2()
507 	while (nextarg("&")) {  in eval1()
527 	while (nextarg("|")) {  in eval()