Fix separator usage in UTF8 output

http://bugs.gentoo.org/139409
http://sourceforge.net/mailarchive/forum.php?thread_id=14805424&forum_id=12495

--- smartmontools-5.36/ataprint.c
+++ smartmontools-5.36/ataprint.c
@@ -445,7 +445,7 @@
   unsigned short lba_64         = drive->words088_255[103-88];
   uint64_t capacity_short=0, capacity=0, threedigits, power_of_ten;
   int started=0,k=1000000000;
-  char separator=',';
+  char *separator=",";
 
   // get correct character to use as thousands separator
 #ifdef HAVE_LOCALE_H
@@ -453,7 +453,7 @@
   setlocale (LC_ALL, "");
   currentlocale=localeconv();
   if (*(currentlocale->thousands_sep))
-    separator=*(currentlocale->thousands_sep);
+    separator=currentlocale->thousands_sep;
 #endif // #ifdef HAVE_LOCALE_H
 
   // if drive supports LBA addressing, determine 32-bit LBA capacity
@@ -485,7 +485,7 @@
     capacity   -= threedigits*power_of_ten;
     if (started)
       // we have already printed some digits
-      pstring += sprintf(pstring, "%c%03"PRIu64, separator, threedigits);
+      pstring += sprintf(pstring, "%s%03"PRIu64, separator, threedigits);
     else if (threedigits || k==6) {
       // these are the first digits that we are printing
       pstring += sprintf(pstring, "%"PRIu64, threedigits);