# ifndef HAVE_HSTRERROR
extern const char *_cups_hstrerror(int error);
# define hstrerror _cups_hstrerror
-# elif defined(_AIX) || defined(__osf__)
-/*
- * AIX and Tru64 UNIX don't provide a prototype but do provide the function...
- */
-extern const char *hstrerror(int error);
# endif /* !HAVE_HSTRERROR */