From c6049e9403822df3cb2cd8485fada1dc4c547f00 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Mon, 3 Apr 2023 06:29:39 +0200
Subject: [PATCH] =?UTF-8?q?ocamlPackages.ctypes:=200.20.1=20=E2=86=92=200.?=
 =?UTF-8?q?20.2?=
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---
 pkgs/development/ocaml-modules/ctypes/default.nix | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/ocaml-modules/ctypes/default.nix b/pkgs/development/ocaml-modules/ctypes/default.nix
index e1bfab4d16e1..fa9cde044e8a 100644
--- a/pkgs/development/ocaml-modules/ctypes/default.nix
+++ b/pkgs/development/ocaml-modules/ctypes/default.nix
@@ -6,13 +6,13 @@ else
 
 stdenv.mkDerivation rec {
   pname = "ocaml${ocaml.version}-ctypes";
-  version = "0.20.1";
+  version = "0.20.2";
 
   src = fetchFromGitHub {
     owner = "ocamllabs";
     repo = "ocaml-ctypes";
     rev = version;
-    sha256 = "sha256-H1QR0MJCqRdXxRufCA663wzTNWQ8MYYAy2nz/XHCn0Y=";
+    hash = "sha256-LzUrR8K88CjY/R5yUK3y6KG85hUMjbzuebHGqI8KhhM=";
   };
 
   nativeBuildInputs = [ pkg-config ocaml findlib ];
@@ -21,14 +21,22 @@ stdenv.mkDerivation rec {
 
   strictDeps = true;
 
+  preConfigure = ''
+    substituteInPlace META --replace ' bytes ' ' '
+  '';
+
   buildPhase = ''
+    runHook preBuild
     make XEN=false libffi.config ctypes-base ctypes-stubs
     make XEN=false ctypes-foreign
+    runHook postBuild
   '';
 
   installPhase = ''
+    runHook preInstall
     mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/stublibs
     make install XEN=false
+    runHook postInstall
   '';
 
   meta = with lib; {