extern int pwait (int, int *, int);
+/* Like bsearch, but takes and passes on an argument like qsort_r. */
+
+extern void *bsearch_r (register const void *, const void *,
+ size_t, register size_t,
+ register int (*)(const void *, const void *, void *),
+ void *);
+
#if defined(HAVE_DECL_ASPRINTF) && !HAVE_DECL_ASPRINTF
/* Like sprintf but provides a pointer to malloc'd storage, which must
be freed by the caller. */