# endif
# endif
#endif
-/* For now unconditionally define __restrict_arr to expand to nothing.
+/* For now conditionally define __restrict_arr to expand to nothing.
Ideally we would have a test for the compiler which allows defining
it to restrict. */
-#define __restrict_arr
+#ifndef __restrict_arr
+# define __restrict_arr
+#endif
/* POSIX compatibility. */
extern int regcomp _RE_ARGS ((regex_t *__restrict __preg,