gentoo-overlay/sys-apps/iproute2/files/iproute2-5.7.0-mix-signal.h-include.patch

--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -15,6 +15,7 @@
 #include <string.h>
 #include <stdbool.h>
 #include <unistd.h>
+#include <signal.h>
 #include <getopt.h>
 #include <limits.h>
 #include <errno.h>