From 4b4147b76518d31a88fb2c58cdbf2236e159a25c Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Fri, 8 Sep 2017 23:10:54 -0700
Subject: [PATCH] Kbuild.klibc: Add path to compiler headers via -isystem

We need to include this path so it can find compiler headers e.g.
stdarg.h which is called from wrapper stdarg.h using include_next

Signed-off-by: Khem Raj <raj.khem@gmail.com>

---
 scripts/Kbuild.klibc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/Kbuild.klibc b/scripts/Kbuild.klibc
index 101f86f..1d5cdc4 100644
--- a/scripts/Kbuild.klibc
+++ b/scripts/Kbuild.klibc
@@ -105,7 +105,8 @@ KLIBCOBJCOPY     := $(OBJCOPY)
 KLIBCOBJDUMP     := $(OBJDUMP)
 
 # klibc include paths
-KLIBCCPPFLAGS    := -nostdinc -iwithprefix include \
+KLIBCCPPFLAGS    := -nostdinc -iwithprefix include      \
+		    -isystem $(shell $(CC) -print-file-name=include) \
 		    -I$(KLIBCINC)/arch/$(KLIBCARCHDIR)	\
                     -I$(KLIBCINC)/bits$(KLIBCBITSIZE)	\
 		    -I$(KLIBCOBJ)/../include		\