func golang.org/x/sys/unix.sendfile
2 uses
golang.org/x/sys/unix (current package)
syscall_linux.go#L1786: return sendfile(outfd, infd, offset, count)
zsyscall_linux_amd64.go#L304: func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)