diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index 936bc69ed..4f87f3fdb 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,7 @@
+2001-12-06  John Peacock <jpeacock@rowman.com>
+
+	* libc/include/sys/unistd.h: Correct ualarm declaration.
+
 2001-12-05  Nick Clifton  <nickc@cambridge.redhat.com>
 
 	* libc/sys/arm/crt0.S: For __USES_INITFINI__ preserve the argument
diff --git a/newlib/libc/include/sys/unistd.h b/newlib/libc/include/sys/unistd.h
index 07037b3b7..d7e46a7ec 100644
--- a/newlib/libc/include/sys/unistd.h
+++ b/newlib/libc/include/sys/unistd.h
@@ -133,7 +133,7 @@ int     _EXFUN(_execve, (const char *__path, char * const __argv[], char * const
 #if defined(__CYGWIN__) || defined(__rtems__)
 int	_EXFUN(getdtablesize, (void));
 int	_EXFUN(setdtablesize, (int));
-useconds_t _EXFUN(ualarm, (useconds_t __useconds));
+useconds_t _EXFUN(ualarm, (useconds_t __useconds, useconds_t __interval));
 unsigned _EXFUN(usleep, (unsigned int __useconds));
 int     _EXFUN(ftruncate, (int __fd, off_t __length));
 int     _EXFUN(truncate, (const char *, off_t __length));