func golang.org/x/sys/unix.Fstatfs

one use

	golang.org/x/sys/unix (current package)
		zsyscall_linux_amd64.go#L110: func Fstatfs(fd int, buf *Statfs_t) (err error) {

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)