[RC2]:Compilation failure solaris 2.7 stringinfo.c

Hi,

[uname -a]

SunOS master 5.7 Generic_106541-06 sun4u sparc SUNW,Ultra-Enterprise
In, postgresql-7.0RC2/src/backend/stringinfo.c
I need to declare

#include <stdio.h>
#include <stdarg.h>

the same for this file:
postgresql-7.0RC2/src/backend/nodes/list.c
need to declare
#include <stdio.h>
#include <stdarg.h>

Best regards

Armand Delcros