#include<libintl.h>
#include<locale.h>
#include<stdio.h>

#define _(String) gettext (String)
#define _t(String1,String2,n) ngettext (String1,String2,n)

int main()
{
    setlocale(LC_ALL,"");
    bindtextdomain("helloworld","/usr/share/locale");
    textdomain("helloworld");
    printf(_("Hello World\n"));
    return 0;
}