From 75956ac9974dd256200f99edabb9fb603434a830 Mon Sep 17 00:00:00 2001
From: Cameron Cawley <ccawley2011@gmail.com>
Date: Sun, 7 Feb 2021 19:47:13 +0000
Subject: [PATCH] AGS: More RISC OS build fixes

---
 engines/ags/engine/util/library.h   | 4 ++--
 engines/ags/engine/util/mutex.h     | 4 ++--
 engines/ags/engine/util/mutex_std.h | 2 +-
 engines/ags/engine/util/thread.h    | 4 ++--
 engines/ags/shared/api/stream_api.h | 2 +-
 5 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/engines/ags/engine/util/library.h b/engines/ags/engine/util/library.h
index 2fe01f20034d..c91c62964dd5 100644
--- a/engines/ags/engine/util/library.h
+++ b/engines/ags/engine/util/library.h
@@ -32,9 +32,9 @@ namespace Engine {
 
 class BaseLibrary {
 public:
-	BaseLibrary() = default;
+	BaseLibrary() {}
 
-	virtual ~BaseLibrary() = default;
+	virtual ~BaseLibrary() {}
 
 	virtual AGS::Shared::String GetFilenameForLib(AGS::Shared::String libraryName) = 0;
 
diff --git a/engines/ags/engine/util/mutex.h b/engines/ags/engine/util/mutex.h
index 0b21a9a6f0d7..a9fd465371e8 100644
--- a/engines/ags/engine/util/mutex.h
+++ b/engines/ags/engine/util/mutex.h
@@ -29,9 +29,9 @@ namespace Engine {
 
 class BaseMutex {
 public:
-	BaseMutex() = default;
+	BaseMutex() {}
 
-	virtual ~BaseMutex() = default;
+	virtual ~BaseMutex() {}
 
 	BaseMutex &operator=(const BaseMutex &) = delete;
 	BaseMutex(const BaseMutex &) = delete;
diff --git a/engines/ags/engine/util/mutex_std.h b/engines/ags/engine/util/mutex_std.h
index 47c62091840d..33161c333846 100644
--- a/engines/ags/engine/util/mutex_std.h
+++ b/engines/ags/engine/util/mutex_std.h
@@ -34,7 +34,7 @@ class StdMutex : public BaseMutex {
 public:
 	inline StdMutex() : mutex_() {
 	}
-	inline ~StdMutex() override = default;
+	inline ~StdMutex() override {}
 
 	StdMutex &operator=(const StdMutex &) = delete;
 	StdMutex(const StdMutex &) = delete;
diff --git a/engines/ags/engine/util/thread.h b/engines/ags/engine/util/thread.h
index 356122734ee0..e57cb48c4b04 100644
--- a/engines/ags/engine/util/thread.h
+++ b/engines/ags/engine/util/thread.h
@@ -31,8 +31,8 @@ class BaseThread {
 public:
 	typedef void(*AGSThreadEntry)();
 
-	BaseThread() = default;
-	virtual ~BaseThread() = default;
+	BaseThread() {}
+	virtual ~BaseThread() {}
 
 	BaseThread &operator=(const BaseThread &) = delete;
 	BaseThread(const BaseThread &) = delete;
diff --git a/engines/ags/shared/api/stream_api.h b/engines/ags/shared/api/stream_api.h
index 682758f1d3e3..f410323c61e2 100644
--- a/engines/ags/shared/api/stream_api.h
+++ b/engines/ags/shared/api/stream_api.h
@@ -50,7 +50,7 @@ enum StreamSeek {
 
 class IAGSStream {
 public:
-	virtual ~IAGSStream() = default;
+	virtual ~IAGSStream() {}
 
 	virtual void        Close() = 0;