From ce4f1f828366a488003e52369f5515bfb789b0ae Mon Sep 17 00:00:00 2001
From: Ram Kromberg <ramkromberg@mail.com>
Date: Mon, 12 Sep 2016 02:12:14 +0300
Subject: [PATCH] mandb: fix apropos

---
 pkgs/tools/misc/man-db/default.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/tools/misc/man-db/default.nix b/pkgs/tools/misc/man-db/default.nix
index 9724278b6087..b049e0706e9a 100644
--- a/pkgs/tools/misc/man-db/default.nix
+++ b/pkgs/tools/misc/man-db/default.nix
@@ -15,6 +15,12 @@ stdenv.mkDerivation rec {
   buildInputs = [ libpipeline db groff ];
   troff="${groff}/bin/groff";
 
+  postPatch = ''
+    substituteInPlace src/man_db.conf.in \
+      --replace "/usr/local/share" "/run/current-system/sw/share" \
+      --replace "/usr/share" "/run/current-system/sw/share"
+  '';
+
   configureFlags = [
     "--disable-setuid"
     "--localstatedir=/var"