From d03425ae7b92642a8191def60419d91a0d309fb2 Mon Sep 17 00:00:00 2001
From: Mark Wooding <mdw@distorted.org.uk>
Date: Sun, 7 Jun 2020 23:54:04 +0100
Subject: [PATCH] Makefile.m4: Fix dependencies for parallel building.

---
 Makefile.m4 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Makefile.m4 b/Makefile.m4
index 966d846..9ca06e4 100644
--- a/Makefile.m4
+++ b/Makefile.m4
@@ -78,7 +78,8 @@ define(`run_latex', `latex "\def\indexing{n} \nonstopmode \input $<"
 
 $(DVI): gpl.tex $(OBJ) mdwtools.tex
 
-$(OBJ): $(SRC) mdwtools.ins
+$(wordlist 2,$(words $(OBJ)),$(OBJ)): $(firstword $(OBJ))
+$(firstword $(OBJ)): $(SRC) mdwtools.ins
 	tex mdwtools.ins
 
 EXTRA_DIST = $(SRC) $(AUX) $(DVI) $(OBJ) $(PS) mdwtools.ins Makefile.m4
-- 
2.11.0