macOS: remove code present only to support macOS versions 10.3 and 10.4.

This is a first step towards removing the code related to support of old macOS versions
that are not compatible with C++11 which FLTK 1.5 requires.

2 files changed, 2 insertions, 29 deletions

diff --git a/test/blocks.cxx b/test/blocks.cxx
index b2ab76435..8b943b734 100644
--- a/test/blocks.cxx
+++ b/test/blocks.cxx
@@ -1,7 +1,7 @@
 //
 // "Block Attack!" scrolling blocks game using the Fast Light Tool Kit (FLTK).
 //
-// Copyright © 2006-2021 by Michael Sweet.
+// Copyright © 2006-2026 by Michael Sweet.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -150,12 +150,7 @@ class BlockSound {
   // Private, OS-specific data...
 #ifdef __APPLE__
   AudioDeviceID device;
-#ifndef MAC_OS_X_VERSION_10_5
-#define MAC_OS_X_VERSION_10_5 1050
-#endif
-#  if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
   AudioDeviceIOProcID audio_proc_id;
-#  endif
   AudioStreamBasicDescription format;
   short *data;
   int remaining;
@@ -225,13 +220,8 @@ BlockSound::BlockSound() {
   if (format.mFormatID != kAudioFormatLinearPCM) return;
 
   // Attach the callback and start the device
-#  if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
   if (AudioDeviceCreateIOProcID(device, audio_cb, (void *)this, &audio_proc_id) != noErr) return;
   AudioDeviceStart(device, audio_proc_id);
-#  else
-  if (AudioDeviceAddIOProc(device, audio_cb, (void *)this) != noErr) return;
-  AudioDeviceStart(device, audio_cb);
-#  endif
 
   sample_size = (int)format.mSampleRate;
 
@@ -323,13 +313,8 @@ BlockSound::BlockSound() {
 BlockSound::~BlockSound() {
 #ifdef __APPLE__
   if (sample_size) {
-#  if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
     AudioDeviceStop(device, audio_proc_id);
     AudioDeviceDestroyIOProcID(device, audio_proc_id);
-#  else
-    AudioDeviceStop(device, audio_cb);
-    AudioDeviceRemoveIOProc(device, audio_cb);
-#  endif
   }
 
 #elif defined(_WIN32)
diff --git a/test/sudoku.cxx b/test/sudoku.cxx
index c0d6bfd43..f6e78c170 100644
--- a/test/sudoku.cxx
+++ b/test/sudoku.cxx
@@ -2,7 +2,7 @@
 // Sudoku game using the Fast Light Tool Kit (FLTK).
 //
 // Copyright 2005-2018 by Michael Sweet.
-// Copyright 2019-2021 by Bill Spitzak and others.
+// Copyright 2019-2026 by Bill Spitzak and others.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -90,9 +90,7 @@ class SudokuSound {
   // Private, OS-specific data...
 #ifdef __APPLE__
   AudioDeviceID device;
-#  if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
   AudioDeviceIOProcID audio_proc_id;
-#  endif
   AudioStreamBasicDescription format;
   short *data;
   int remaining;
@@ -263,13 +261,8 @@ SudokuSound::SudokuSound() {
   if (format.mFormatID != kAudioFormatLinearPCM) return;
 
   // Attach the callback and start the device
-#  if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
   if (AudioDeviceCreateIOProcID(device, audio_cb, (void *)this, &audio_proc_id) != noErr) return;
   AudioDeviceStart(device, audio_proc_id);
-#  else
-  if (AudioDeviceAddIOProc(device, audio_cb, (void *)this) != noErr) return;
-  AudioDeviceStart(device, audio_cb);
-#  endif
 
   sample_size = (int)format.mSampleRate / 20;
 
@@ -369,13 +362,8 @@ SudokuSound::SudokuSound() {
 SudokuSound::~SudokuSound() {
 #ifdef __APPLE__
   if (sample_size) {
-#  if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
     AudioDeviceStop(device, audio_proc_id);
     AudioDeviceDestroyIOProcID(device, audio_proc_id);
-#  else
-    AudioDeviceStop(device, audio_cb);
-    AudioDeviceRemoveIOProc(device, audio_cb);
-#  endif
   }
 
 #elif defined(_WIN32)