From 4c767417ea6fe47a266359216e28f110f4f93db8 Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Mon, 5 Feb 2018 13:22:14 -0600
Subject: [PATCH] picosat: fix ar and ranlib usage for cross

---
 pkgs/applications/science/logic/picosat/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/applications/science/logic/picosat/default.nix b/pkgs/applications/science/logic/picosat/default.nix
index cd672ed00e7..db252f97916 100644
--- a/pkgs/applications/science/logic/picosat/default.nix
+++ b/pkgs/applications/science/logic/picosat/default.nix
@@ -11,6 +11,10 @@ stdenv.mkDerivation rec {
 
   prePatch = ''
     substituteInPlace picosat.c --replace "sys/unistd.h" "unistd.h"
+
+    substituteInPlace makefile.in \
+      --replace 'ar rc' '$(AR) rc' \
+      --replace 'ranlib' '$(RANLIB)'
   '';
 
   configurePhase = "./configure.sh --shared --trace";