x_set_name       2302 src/xfns.c       x_set_name (f, arg, true);
x_set_name       2311 src/xfns.c       x_set_name (f, arg, false);
x_set_name       4072 src/xfns.c         x_set_name (f, name, explicit);
x_set_name       4255 src/xfns.c         x_set_name (f, name, explicit);