From 4dff1f32b5e2b2769e59560f404346af03abcbb6 Mon Sep 17 00:00:00 2001
From: "Ondrej Zajicek (work)" <santiago@crfreenet.org>
Date: Wed, 21 Mar 2018 16:22:59 +0100
Subject: [PATCH] Doc: Minor build fix

---
 doc/Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/doc/Makefile b/doc/Makefile
index 70b73943..1206e55f 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -8,6 +8,8 @@ srcdir=$(shell cd $(root-rel) ; pwd)
 srcdir_abs=$(srcdir)
 endif
 
+export TEXINPUTS := $(TEXINPUTS):$(srcdir_abs)/doc/tex
+
 # Force rebuilds
 .PHONY: prog.sgml bird.sgml