Added missing vprintf() function.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4463 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/boot/loader/stdio.cpp

@@ -57,6 +57,13 @@ vfprintf(FILE *file, const char *format, va_list list)
 }
 
 
+int
+vprintf(const char *format, va_list args)
+{
+	return vfprintf(stdout, format, args);
+}
+
+
 int
 printf(const char *format, ...)
 {