06/11/2026 15:27, Bing Zhao: > The PACKET_IGNORE_OUTGOING socket option is used unconditionally, > but it was only added to the uapi headers in Linux 4.20. The build > fails on distributions shipping older kernel headers, like RHEL 8 > (kernel-headers-4.18.0-193.el8, gcc 8.5.0):
+Cc Kevin for RHEL compatibility discussion.

