}
	}
}

// TestWriterReadFromCounts tests that using io.Copy to copy into a
// bufio.Writer does not prematurely flush the buffer. For example, when
// buffering writes to a network socket, excessive network writes should be
// avoided.
func TestWriterReadFromCounts(t *testing.T) {
	var w0 writeCountingDiscard
	b0 := NewWriterSize(&w0, 1234)
	b0.WriteString(strings.Repeat("x", 1000))

pkg syscall (netbsd-arm64-cgo), const SYS___SIGTIMEDWAIT = 431
pkg syscall (netbsd-arm64-cgo), const SYS___SIGTIMEDWAIT ideal-int
pkg syscall (netbsd-arm64-cgo), const SYS_SOCKET = 394
pkg syscall (netbsd-arm64-cgo), const SYS_SOCKET ideal-int
pkg syscall (netbsd-arm64-cgo), const SYS_SOCKETPAIR = 135
pkg syscall (netbsd-arm64-cgo), const SYS_SOCKETPAIR ideal-int
pkg syscall (netbsd-arm64-cgo), const SYS_SSTK = 70

pkg syscall (linux-386), const PACKET_MR_MULTICAST ideal-int
pkg syscall (linux-386), const PACKET_MR_PROMISC ideal-int
pkg syscall (linux-386), const PACKET_MULTICAST ideal-int
pkg syscall (linux-386), const PACKET_OTHERHOST ideal-int
pkg syscall (linux-386), const PACKET_OUTGOING ideal-int
pkg syscall (linux-386), const PACKET_RECV_OUTPUT ideal-int
pkg syscall (linux-386), const PACKET_RX_RING ideal-int

	c_ISFIFO = 010000  // FIFO
	c_ISREG  = 0100000 // Regular file
	c_ISLNK  = 0120000 // Symbolic link
	c_ISBLK  = 060000  // Block special file
	c_ISCHR  = 020000  // Character special file
	c_ISSOCK = 0140000 // Socket
)

// FileInfoHeader creates a partially-populated [Header] from fi.
// If fi describes a symlink, FileInfoHeader records link as the link target.
// If fi describes a directory, a slash is appended to the name.
//

pkg syscall (darwin-arm64), const SYS_SIGSUSPEND_NOCANCEL = 410
pkg syscall (darwin-arm64), const SYS_SIGSUSPEND_NOCANCEL ideal-int
pkg syscall (darwin-arm64), const SYS_SOCKET = 97
pkg syscall (darwin-arm64), const SYS_SOCKET ideal-int
pkg syscall (darwin-arm64), const SYS_SOCKETPAIR = 135
pkg syscall (darwin-arm64), const SYS_SOCKETPAIR ideal-int
pkg syscall (darwin-arm64), const SYS_STACK_SNAPSHOT = 365

	fmt.Fprintf(&buf, "// %s %s\n", filepath.Base(args[0]), strings.Join(args[1:], " "))
	fmt.Fprintf(&buf, "\n")

	override := make(map[string]string)

	// Allow source file to specify override mappings.
	// For example, the socket data structures refer
	// to in_addr and in_addr6 structs but we want to be
	// able to treat them as byte arrays, so the godefs
	// inputs in package syscall say
	//
	//	// +godefs map struct_in_addr [4]byte

pkg syscall (freebsd-arm64), const SYS_SIGWAITINFO = 346
pkg syscall (freebsd-arm64), const SYS_SIGWAITINFO ideal-int
pkg syscall (freebsd-arm64), const SYS_SOCKET = 97
pkg syscall (freebsd-arm64), const SYS_SOCKET ideal-int
pkg syscall (freebsd-arm64), const SYS_SOCKETPAIR = 135
pkg syscall (freebsd-arm64), const SYS_SOCKETPAIR ideal-int
pkg syscall (freebsd-arm64), const SYS_SSTK = 70

pkg syscall (freebsd-riscv64), const SYS_SIGWAITINFO = 346 #53466
pkg syscall (freebsd-riscv64), const SYS_SIGWAITINFO ideal-int #53466
pkg syscall (freebsd-riscv64), const SYS_SOCKET = 97 #53466
pkg syscall (freebsd-riscv64), const SYS_SOCKET ideal-int #53466
pkg syscall (freebsd-riscv64), const SYS_SOCKETPAIR = 135 #53466
pkg syscall (freebsd-riscv64), const SYS_SOCKETPAIR ideal-int #53466

pkg syscall (linux-386-cgo), const PACKET_MR_PROMISC = 1
pkg syscall (linux-386-cgo), const PACKET_MULTICAST = 2
pkg syscall (linux-386-cgo), const PACKET_OTHERHOST = 3
pkg syscall (linux-386-cgo), const PACKET_OUTGOING = 4
pkg syscall (linux-386-cgo), const PACKET_RECV_OUTPUT = 3
pkg syscall (linux-386-cgo), const PACKET_RX_RING = 5
pkg syscall (linux-386-cgo), const PACKET_STATISTICS = 6

pkg syscall (linux-arm-cgo), const PACKET_MR_MULTICAST ideal-int
pkg syscall (linux-arm-cgo), const PACKET_MR_PROMISC ideal-int
pkg syscall (linux-arm-cgo), const PACKET_MULTICAST ideal-int
pkg syscall (linux-arm-cgo), const PACKET_OTHERHOST ideal-int
pkg syscall (linux-arm-cgo), const PACKET_OUTGOING ideal-int
pkg syscall (linux-arm-cgo), const PACKET_RECV_OUTPUT ideal-int
pkg syscall (linux-arm-cgo), const PACKET_RX_RING ideal-int