perf(slirp): handle_tcp_frame followups — extract SYN, FxHash, cold paths#80

dpsoft merged 4 commits intomainthe-void-ia/void-box:mainfrom

slirp-perf-handle-tcp-frame-followupsthe-void-ia/void-box:slirp-perf-handle-tcp-frame-followupsCopy head branch name to clipboard