diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index ba3e3e713..3171836d7 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,7 @@
+2005-09-02  Jeff Johnston  <jjohnstn@redhat.com>
+
+	* libc/include/stdio.h: Add prototype for viprintf.
+
 2005-09-01  Jeff Johnston  <jjohnstn@redhat.com>
 
 	* libm/mathfp/s_pow.c: (pow): Change code so 0 raised to
diff --git a/newlib/libc/include/stdio.h b/newlib/libc/include/stdio.h
index b70772ab0..6b47462e2 100644
--- a/newlib/libc/include/stdio.h
+++ b/newlib/libc/include/stdio.h
@@ -243,6 +243,7 @@ int	_EXFUN(vsnprintf, (char *, size_t, const char *, __VALIST));
 int	_EXFUN(vfiprintf, (FILE *, const char *, __VALIST));
 int	_EXFUN(vfiscanf, (FILE *, const char *, __VALIST));
 int	_EXFUN(vfscanf, (FILE *, const char *, __VALIST));
+int	_EXFUN(viprintf, (const char *, __VALIST));
 int	_EXFUN(viscanf, (const char *, __VALIST));
 int	_EXFUN(vscanf, (const char *, __VALIST));
 int	_EXFUN(vsiscanf, (const char *, const char *, __VALIST));