diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index 55ecc3520..c50e99000 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,8 @@
+Mon Oct  9 20:26:33 2000  Christopher Faylor <cgf@cygnus.com>
+
+	* libc/include/sys/unistd.h: Add getdtablesize and setdtablesize
+	declarations for __CYGWIN__.
+
 2000-09-19  Geoffrey Keating  <geoffk@cygnus.com>
 
 	* libc/signal/signal.c (__sigtramp_r): ISO C requires
diff --git a/newlib/libc/include/sys/unistd.h b/newlib/libc/include/sys/unistd.h
index c2294b2d1..928aa8987 100644
--- a/newlib/libc/include/sys/unistd.h
+++ b/newlib/libc/include/sys/unistd.h
@@ -93,6 +93,8 @@ int     _EXFUN(_write, (int __fildes, const void *__buf, size_t __nbyte ));
 int     _EXFUN(_execve, (const char *__path, char * const __argv[], char * const __envp[] ));
 
 #if defined(__CYGWIN__) || defined(__rtems__)
+int	_EXFUN(getdtablesize, (void));
+void	_EXFUN(setdtablesize, (int));
 unsigned _EXFUN(usleep, (unsigned int __useconds));
 int     _EXFUN(ftruncate, (int __fd, off_t __length));
 int     _EXFUN(truncate, (const char *, off_t __length));