1 files changed, 2 insertions, 9 deletions

diff --git a/src/character.h b/src/character.h
index cc57a2a7d5c..230fc6eab59 100644
--- a/src/character.h
+++ b/src/character.h
@@ -704,14 +704,7 @@ char_table_translate (Lisp_Object obj, int ch)
   return CHARACTERP (obj) ? XFIXNUM (obj) : ch;
 }
 
-#if defined __GNUC__ && !defined __STRICT_ANSI__
-# define HEXDIGIT_CONST const
-# define HEXDIGIT_IS_CONST true
-#else
-# define HEXDIGIT_CONST
-# define HEXDIGIT_IS_CONST false
-#endif
-extern signed char HEXDIGIT_CONST hexdigit[];
+extern signed char const hexdigit[];
 
 /* If C is a hexadecimal digit ('0'-'9', 'a'-'f', 'A'-'F'), return its
    value (0-15).  Otherwise return -1.  */
@@ -719,7 +712,7 @@ extern signed char HEXDIGIT_CONST hexdigit[];
 INLINE int
 char_hexdigit (int c)
 {
-  return 0 <= c && c <= UCHAR_MAX ? hexdigit[c] : -1;
+  return 0 <= c && c <= UCHAR_MAX ? hexdigit[c] - 1 : -1;
 }
 
 INLINE_HEADER_END