From 6fc2a61d164b03d0b6c489c4219f6a0ed993928e Mon Sep 17 00:00:00 2001
From: Stephan Lachnit <stephanlachnit@debian.org>
Date: Fri, 3 Mar 2023 11:01:47 +0100
Subject: [PATCH] CMake: fix devpoll detection not working properly

Signed-off-by: Stephan Lachnit <stephanlachnit@debian.org>
---
 CMakeLists.txt | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 072a6507..db974a76 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -402,9 +402,7 @@ if(NOT MSVC)
   endif()
 
   if(POLLER STREQUAL "")
-    set(CMAKE_EXTRA_INCLUDE_FILES sys/devpoll.h)
-    check_type_size("struct pollfd" DEVPOLL)
-    set(CMAKE_EXTRA_INCLUDE_FILES)
+    check_include_files("sys/devpoll.h" HAVE_DEVPOLL)
     if(HAVE_DEVPOLL)
       set(POLLER "devpoll")
     endif()