From c3c2e6722113396617da8754ce24518f4bd65e88 Mon Sep 17 00:00:00 2001
From: Maximilian Bosch <maximilian@mbosch.me>
Date: Mon, 20 Jan 2020 18:29:31 +0100
Subject: [PATCH] drbd: fix build w/glibc-2.30

Decided to not bump to a later version as they decided to split the repo
which would've made change way more complicated.
---
 pkgs/os-specific/linux/drbd/default.nix       |  2 +-
 .../linux/drbd/fix-glibc-compilation.patch    | 24 +++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 pkgs/os-specific/linux/drbd/fix-glibc-compilation.patch

diff --git a/pkgs/os-specific/linux/drbd/default.nix b/pkgs/os-specific/linux/drbd/default.nix
index 74f3430c2d89..02b8afa721f6 100644
--- a/pkgs/os-specific/linux/drbd/default.nix
+++ b/pkgs/os-specific/linux/drbd/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "1w4889h1ak7gy9w33kd4fgjlfpgmp6hzfya16p1pkc13bjf22mm0";
   };
 
-  patches = [ ./pass-force.patch ];
+  patches = [ ./pass-force.patch ./fix-glibc-compilation.patch ];
 
   nativeBuildInputs = [ flex ];
   buildInputs = [ perl ];
diff --git a/pkgs/os-specific/linux/drbd/fix-glibc-compilation.patch b/pkgs/os-specific/linux/drbd/fix-glibc-compilation.patch
new file mode 100644
index 000000000000..621a2dd995db
--- /dev/null
+++ b/pkgs/os-specific/linux/drbd/fix-glibc-compilation.patch
@@ -0,0 +1,24 @@
+diff --git a/user/drbdadm_adjust.c b/user/drbdadm_adjust.c
+index cb23270..3a751ca 100644
+--- a/user/drbdadm_adjust.c
++++ b/user/drbdadm_adjust.c
+@@ -29,6 +29,7 @@
+ #include <sys/types.h>
+ #include <sys/stat.h>
+ #include <sys/wait.h>
++#include <sys/sysmacros.h>
+ #include <unistd.h>
+ #include <fcntl.h>
+ 
+diff --git a/user/legacy/drbdadm_adjust.c b/user/legacy/drbdadm_adjust.c
+index c79163c..6990ffb 100644
+--- a/user/legacy/drbdadm_adjust.c
++++ b/user/legacy/drbdadm_adjust.c
+@@ -27,6 +27,7 @@
+ #include <sys/types.h>
+ #include <sys/stat.h>
+ #include <sys/wait.h>
++#include <sys/sysmacros.h>
+ #include <unistd.h>
+ #include <fcntl.h>
+