TTErr enum<int16> {
  badDevType = $0c01,
  badDevNum = $0c02,
  badMode = $0c03,
  unDefHW = $0c04,
  lostDev = $0c05,
  lostFile = $0c06,
  badTitle = $0c07,
  noRoom = $0c08,
  noDevice = $0c09,
  noFile = $0c0a,
  dupFile = $0c0b,
  notClosed = $0c0c,
  notOpen = $0c0d,
  badFormat = $0c0e,
  ringBuffOFlo = $0c0f,
  writeProtected = $0c10,
  devErr = $0c40,
}

DeviceNum enum<int16> {
  input = $0000,
  output = $0001,
  errorOutput = $0002,
}

DeviceType enum<int16> {
  basicType = $0000,
  pascalType = $0001,
  ramBased = $0002,
}

EchoFlag enum<int16> {
  noEcho = $0000,
  echo = $0001,
}

DeviceRecHndl = ^DeviceRecPtr;
DeviceRecPtr = ^DeviceRec;
DeviceRec struct {
  ptrOrSlot: int32;
  deviceType: DeviceType;
}

TxtMskRecHndl = ^TxtMaskRecPtr;
TxtMaskRecPtr = ^TxtMaskRec;
TxtMaskRec struct {
  orMask: int16;
  andMask: int16;
}

TextBootInit() {
  $0c, $01
}
TextStartUp() {
  $0c, $02
}
TextShutDown() {
  $0c, $03
}
TextVersion(): int16 {
  $0c, $04
}
TextReset() {
  $0c, $05
}
TextStatus(): bool {
  $0c, $06
}
CtlTextDev(deviceNum: int16, controlCode: int16) {
  $0c, $16
}
ErrWriteBlock(textPtr: Ptr, offset: int16, count: int16) {
  $0c, $1f
}
ErrWriteChar(theChar: int16) {
  $0c, $19
}
ErrWriteCString(cStrPtr: CStringPtr) {
  $0c, $21
}
ErrWriteLine(str: ^Str255) {
  $0c, $1b
}
ErrWriteString(str: ^Str255) {
  $0c, $1d
}
GetErrGlobals(): TxtMaskRec {
  $0c, $0e
}
GetErrorDevice(): ^DeviceRec {
  $0c, $14
}
GetInGlobals(): TxtMaskRec {
  $0c, $0c
}
GetInputDevice(): ^DeviceRec {
  $0c, $12
}
GetOutGlobals(): TxtMaskRec {
  $0c, $0d
}
GetOutputDevice(): ^DeviceRec {
  $0c, $13
}
InitTextDev(deviceNum: int16) {
  $0c, $15
}
ReadChar(echoFlag: EchoFlag): int16 {
  $0c, $22
}
ReadLine(bufferPtr: Ptr, maxCount: int16, eolChar: int16,
  echoFlag: EchoFlag): int16 {
  $0c, $24
}
SetErrGlobals(andMask: int16, orMask: int16) {
  $0c, $0b
}
SetErrorDevice(deviceType: DeviceType, ptrOrSlot: int32) {
  $0c, $11
}
SetInGlobals(andMask: int16, orMask: int16) {
  $0c, $09
}
SetInputDevice(deviceType: DeviceType, ptrOrSlot: int32) {
  $0c, $0f
}
SetOutGlobals(andMask: int16, orMask: int16) {
  $0c, $0a
}
SetOutputDevice(deviceType: DeviceType, ptrOrSlot: int32) {
  $0c, $10
}
StatusTextDev(deviceNum: int16, requestCode: int16) {
  $0c, $17
}
TextReadBlock(bufferPtr: Ptr, offset: int16, blockSize: int16,
  echoFlag: EchoFlag) {
  $0c, $23
}
TextWriteBlock(textPtr: Ptr, offset: int16, count: int16) {
  $0c, $1e
}
WriteChar(theChar: int16) {
  $0c, $18
}
WriteCString(cStrPtr: CStringPtr) {
  $0c, $20
}
WriteLine(str: ^Str255) {
  $0c, $1a
}
WriteString(str: ^Str255) {
  $0c, $1c
}