-#ifndef _xstrtol_h_
-# define _xstrtol_h_ 1
+#ifndef XSTRTOL_H_
+# define XSTRTOL_H_ 1
# if STRING_TO_UNSIGNED
# define __xstrtol xstrtoul
# define __ZLONG_MAX LONG_MAX
# endif
-# undef PARAMS
-# if defined (__STDC__) && __STDC__
-# define PARAMS(Args) Args
-# else
-# define PARAMS(Args) ()
+# ifndef PARAMS
+# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
+# define PARAMS(Args) Args
+# else
+# define PARAMS(Args) ()
+# endif
# endif
+# ifndef _STRTOL_ERROR
enum strtol_error
{
LONGINT_OK, LONGINT_INVALID, LONGINT_INVALID_SUFFIX_CHAR, LONGINT_OVERFLOW
};
typedef enum strtol_error strtol_error;
+# endif
strtol_error
__xstrtol PARAMS ((const char *s, char **ptr, int base,
__unsigned long int *val, const char *valid_suffixes));
+# undef _STRTOL_ERROR
# define _STRTOL_ERROR(Exit_code, Str, Argument_type_string, Err) \
do \
{ \
# define STRTOL_FAIL_WARN(Str, Argument_type_string, Err) \
_STRTOL_ERROR (0, Str, Argument_type_string, Err)
-#endif /* _xstrtol_h_ */
+#endif /* not XSTRTOL_H_ */