51 var_set1(head, name, v)  in var_set1()  argument
52 struct var **head;  in var_set1()
65 	if (*(p = var_lookup1(head, name)) == 0) {
87 var_setstr1(head, name, str)  in var_setstr1()  argument
88 struct var **head;  in var_setstr1()
96 	return var_set1(head, name, &v);
100 var_setnum1(head, name, num)  in var_setnum1()  argument
101 struct var **head;  in var_setnum1()
109 	return var_set1(head, name, &v);
112 var_unset1(head, name)
113 struct var **head;  variable
119 	if (*(p = var_lookup1(head, name)) == 0)