Add calls to bindtextdomain() and textdomain()

Currently there are two domains, one for the sudo front-end and
one for the sudoers plugin and its associated utilities.

plugins/sudoers/sudoreplay.c

@@ -245,6 +245,10 @@ main(int argc, char *argv[])
     setlocale(LC_ALL, "");
     decimal = localeconv()->decimal_point;
 #endif
+#ifdef HAVE_LIBINTL_H
+    bindtextdomain("sudoers", LOCALEDIR); /* XXX - should have sudoreplay domain */
+    textdomain("sudoers");
+#endif
 
     while ((ch = getopt(argc, argv, "d:f:hlm:s:V")) != -1) {
 	switch(ch) {