From 0f32fe01e0a284b5d504b6340de378f61eddbd29 Mon Sep 17 00:00:00 2001
From: Michele Calgaro <michele.calgaro@yahoo.it>
Date: Sun, 9 Jan 2022 11:47:38 +0100
Subject: [PATCH] Fix FTBFS for build outside the source code. This resolves
 issue #3.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 32d72527ff6ddd27a823f0b68ff811daa5692719)
---
 siputils.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/siputils.py b/siputils.py
index 17935ba..47e2220 100644
--- a/siputils.py
+++ b/siputils.py
@@ -1029,6 +1029,7 @@ class Makefile:
 
         for f in self.optional_list("INCDIR"):
             cppflags.append("-I" + _quote(f))
+        cppflags.append("-I" + self._src_dir)
 
         libs = []