Reverting hyprland-0.43.0 to C++23

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d8424d9..9fabba1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,7 +64,7 @@ else()
 endif()

 include_directories(. "src/" "subprojects/udis86/" "protocols/")
-set(CMAKE_CXX_STANDARD 26)
+set(CMAKE_CXX_STANDARD 23)
 add_compile_options(
   -Wall
   -Wextra
diff --git a/flake.nix b/flake.nix
index 9e1e3ab..9c20b3f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -95,7 +95,7 @@
     devShells = eachSystem (system: {
       default =
         pkgsFor.${system}.mkShell.override {
-          stdenv = pkgsFor.${system}.gcc14Stdenv;
+          stdenv = pkgsFor.${system}.gcc13Stdenv;
         } {
           name = "hyprland-shell";
           nativeBuildInputs = with pkgsFor.${system}; [
diff --git a/meson.build b/meson.build
index 9a30f31..075139f 100644
--- a/meson.build
+++ b/meson.build
@@ -6,7 +6,7 @@ project('Hyprland', 'cpp', 'c',
     'optimization=3',
     'buildtype=release',
     'debug=false',
-    'cpp_std=c++26',
+    'cpp_std=c++23',
   ])

 datarootdir = '-DDATAROOTDIR="' + get_option('prefix') / get_option('datadir') + '"'
diff --git a/nix/default.nix b/nix/default.nix
index 1c6a011..d7f1087 100644
--- a/nix/default.nix
+++ b/nix/default.nix
@@ -61,11 +61,6 @@ assert lib.assertMsg (!hidpiXWayland) "The option `hidpiXWayland` has been remov
       src = lib.cleanSource ../.;
     };

-    patches = [
-      # forces GCC to use -std=c++26
-      ./stdcxx.patch
-    ];
-
     postPatch = ''
       # Fix hardcoded paths to /usr installation
       sed -i "s#/usr#$out#" src/render/OpenGL.cpp
diff --git a/nix/overlays.nix b/nix/overlays.nix
index d6e078f..d231518 100644
--- a/nix/overlays.nix
+++ b/nix/overlays.nix
@@ -31,7 +31,7 @@ in {
       date = mkDate (self.lastModifiedDate or "19700101");
     in {
       hyprland = final.callPackage ./default.nix {
-        stdenv = final.gcc14Stdenv;
+        stdenv = final.gcc13Stdenv;
         version = "${version}+date=${date}_${self.shortRev or "dirty"}";
         commit = self.rev or "";
         revCount = self.sourceInfo.revCount or "";
diff --git a/nix/stdcxx.patch b/nix/stdcxx.patch
deleted file mode 100644
index 032e494..0000000
--- a/nix/stdcxx.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index cfbd431f..73e8e0c2 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -64,6 +64,7 @@ endif()
- include_directories(. "src/" "subprojects/udis86/" "protocols/")
- set(CMAKE_CXX_STANDARD 26)
- add_compile_options(
-+  -std=c++26
-   -Wall
-   -Wextra
-   -Wno-unused-parameter
diff --git a/src/debug/Log.cpp b/src/debug/Log.cpp
index a4c5b08..0def77c 100644
--- a/src/debug/Log.cpp
+++ b/src/debug/Log.cpp
@@ -5,13 +5,10 @@

 #include <fstream>
 #include <iostream>
-#include <fcntl.h>

 void Debug::init(const std::string& IS) {
     logFile = IS + (ISDEBUG ? "/hyprlandd.log" : "/hyprland.log");
     logOfs.open(logFile, std::ios::out | std::ios::app);
-    auto handle = logOfs.native_handle();
-    fcntl(handle, F_SETFD, FD_CLOEXEC);
 }

 void Debug::close() {