From 0153599164e7ef2266c9de4979369daadb3a3cad Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Sat, 27 May 2017 18:40:27 -0500
Subject: [PATCH] libdaemon: Add patch to fix musl build

---
 pkgs/development/libraries/libdaemon/default.nix    |  8 ++++++--
 .../libraries/libdaemon/fix-includes.patch          | 13 +++++++++++++
 2 files changed, 19 insertions(+), 2 deletions(-)
 create mode 100644 pkgs/development/libraries/libdaemon/fix-includes.patch

diff --git a/pkgs/development/libraries/libdaemon/default.nix b/pkgs/development/libraries/libdaemon/default.nix
index af832a70a73b..59e576fd3923 100644
--- a/pkgs/development/libraries/libdaemon/default.nix
+++ b/pkgs/development/libraries/libdaemon/default.nix
@@ -1,6 +1,6 @@
 {stdenv, fetchurl}:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (rec {
   name = "libdaemon-0.14";
 
   src = fetchurl {
@@ -24,4 +24,8 @@ stdenv.mkDerivation rec {
     platforms = stdenv.lib.platforms.unix;
     maintainers = [ ];
   };
-}
+} // stdenv.lib.optionalAttrs stdenv.hostPlatform.isMusl {
+  # This patch should be applied unconditionally, but doing so will cause mass rebuild.
+  patches = ./fix-includes.patch;
+})
+
diff --git a/pkgs/development/libraries/libdaemon/fix-includes.patch b/pkgs/development/libraries/libdaemon/fix-includes.patch
new file mode 100644
index 000000000000..51c5133afede
--- /dev/null
+++ b/pkgs/development/libraries/libdaemon/fix-includes.patch
@@ -0,0 +1,13 @@
+--- libdaemon-0.14.orig/examples/testd.c
++++ libdaemon-0.14/examples/testd.c
+@@ -21,9 +21,9 @@
+ #include <signal.h>
+ #include <errno.h>
+ #include <string.h>
++#include <unistd.h>
+ #include <sys/types.h>
+ #include <sys/time.h>
+-#include <sys/unistd.h>
+ #include <sys/select.h>
+ 
+ #include <libdaemon/dfork.h>