From 0f87915f4338cbe2bb73999a85fb8b91a7936ac7 Mon Sep 17 00:00:00 2001
From: "Simon J. Gerraty" <sjg@FreeBSD.org>
Date: Thu, 28 Sep 2023 14:19:11 -0700
Subject: [PATCH] Remove unnecessary -isystem for host

Turns out we do not need -isystem/usr/include and
it can interfere with newer toolchains.

Reviewed by:	stevek
---
 share/mk/src.init.mk | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/share/mk/src.init.mk b/share/mk/src.init.mk
index 580f9c9c8e0..e35d615d0e1 100644
--- a/share/mk/src.init.mk
+++ b/share/mk/src.init.mk
@@ -32,10 +32,6 @@ LIBADD+= egacy
 .endif
 .endif
 
-.if ${MK_STAGING} == "yes"
-ISYSTEM=	/usr/include
-CFLAGS+=	-I${STAGE_INCLUDEDIR}
-.endif
 .endif
 
 .endif	# !target(__<src.init.mk>__)