--- a/absyntax_utils/absyntax_utils.hh	Tue Jun 12 17:15:24 2012 +0100
+++ b/absyntax_utils/absyntax_utils.hh	Tue Jun 12 22:32:09 2012 +0200
@@ -56,9 +56,10 @@
 int compare_identifiers(symbol_c *ident1, symbol_c *ident2);
 
 /* extract the value of an integer/hex_integer/real from an integer_c/hex_integer_c/real_c symbol !! */
-long long extract_integer_value(symbol_c *sym);
+int64_t   extract_int64_value  (symbol_c *sym, bool *overflow = NULL);
+int64_t   extract_uint64_value (symbol_c *sym, bool *overflow = NULL);
 uint64_t  extract_hex_value    (symbol_c *sym);
-real64_t  extract_real_value   (symbol_c *sym, bool *overflow);
+real64_t  extract_real_value   (symbol_c *sym, bool *overflow = NULL);
   
 /* A symbol table with all globally declared functions... */
 extern function_declaration_c null_symbol1;