From 6e0d0636a10c09246bd5678211e871ad6b9d7f5e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Forsman?= <bjorn.forsman@gmail.com>
Date: Sun, 12 Apr 2015 00:31:08 +0200
Subject: [PATCH] mutt: use "sendmail" instead of "/usr/bin/sendmail"

That way sending mail with mutt works on NixOS too, without having to
manually change mutt's config on your system. sendmail will be found in
$PATH at runtime, and thus the setuid wrapper will be used, if
available.
---
 pkgs/applications/networking/mailreaders/mutt/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/applications/networking/mailreaders/mutt/default.nix b/pkgs/applications/networking/mailreaders/mutt/default.nix
index 7c60864b486c..40d302464f62 100644
--- a/pkgs/applications/networking/mailreaders/mutt/default.nix
+++ b/pkgs/applications/networking/mailreaders/mutt/default.nix
@@ -39,6 +39,9 @@ stdenv.mkDerivation rec {
   configureFlags = [
     "--with-mailpath=" "--enable-smtp"
 
+    # Look in $PATH at runtime, instead of hardcoding /usr/bin/sendmail
+    "ac_cv_path_SENDMAIL=sendmail"
+
     # This allows calls with "-d N", that output debug info into ~/.muttdebug*
     "--enable-debug"