include: Use CONFIG_XPL_BUILD instead of CONFIG_SPL_BUILD
Use the new symbol to refer to any 'SPL' build, including TPL and VPL
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/stdio.h b/include/stdio.h
index e732579..d42fdd2 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -9,7 +9,7 @@
int tstc(void);
/* stdout */
-#if !defined(CONFIG_SPL_BUILD) || CONFIG_IS_ENABLED(SERIAL)
+#if !defined(CONFIG_XPL_BUILD) || CONFIG_IS_ENABLED(SERIAL)
void putc(const char c);
void puts(const char *s);
#ifdef CONFIG_CONSOLE_FLUSH_SUPPORT