[patch] fix undeclared identifier in kwin-5.18+

kwin-18.0-clockskewnotifierengine_linux.patch (text/plain), 470 bytes, created by unhappy-ending on 2020-06-02 02:18:41 UTC

diff --git a/colorcorrection/clockskewnotifierengine_linux.cpp b/colorcorrection/clockskewnotifierengine_linux.cpp
index 22b8057..235f1ae 100644
--- a/colorcorrection/clockskewnotifierengine_linux.cpp
+++ b/colorcorrection/clockskewnotifierengine_linux.cpp
@@ -23,6 +23,7 @@
 #include <fcntl.h>
 #include <sys/timerfd.h>
 #include <unistd.h>
+#include <cerrno>
 
 #ifndef TFD_TIMER_CANCEL_ON_SET // only available in newer glib
 #define TFD_TIMER_CANCEL_ON_SET (1 << 1)