--- JSON-XS/XS.xs	2008/07/20 17:55:19	1.90
+++ JSON-XS/XS.xs	2008/09/22 07:26:26	1.91
@@ -282,14 +282,13 @@
                         }
                       else
                         {
-                          static char hexdigit [16] = "0123456789abcdef";
                           need (enc, len += 5);
                           *enc->cur++ = '\\';
                           *enc->cur++ = 'u';
-                          *enc->cur++ = hexdigit [ uch >> 12      ];
-                          *enc->cur++ = hexdigit [(uch >>  8) & 15];
-                          *enc->cur++ = hexdigit [(uch >>  4) & 15];
-                          *enc->cur++ = hexdigit [(uch >>  0) & 15];
+                          *enc->cur++ = PL_hexdigit [ uch >> 12      ];
+                          *enc->cur++ = PL_hexdigit [(uch >>  8) & 15];
+                          *enc->cur++ = PL_hexdigit [(uch >>  4) & 15];
+                          *enc->cur++ = PL_hexdigit [(uch >>  0) & 15];
                         }
 
                       str += clen;