Public names may be hidden, but we may still need something to use
later, even if the later field is hidden. Use the private name instead
for these hidden fields.
#include"gntutils.h"
intmain()
{
GntWidget*win,*button;
gnt_init();
gnt_util_parse_widgets("<vwindow id='0' fill='0' align='2'><label>This is a test.</label><button id='1'>OK</button></vwindow>",2,&win,&button);