diff --git a/source/lib/sysdep/os/macos/macos.cpp b/source/lib/sysdep/os/macos/macos.cpp
index f19c9d547a..1c174c55c1 100644
--- a/source/lib/sysdep/os/macos/macos.cpp
+++ b/source/lib/sysdep/os/macos/macos.cpp
@@ -42,9 +42,9 @@ OsPath sys_ExecutablePathname()
 
 	// On OS X we might be a bundle, return the bundle path as the executable name,
 	//	i.e. /path/to/0ad.app instead of /path/to/0ad.app/Contents/MacOS/pyrogenesis
-	if (osx_IsAppBundleValid())
+	if (macos_IsAppBundleValid())
 	{
-		path = osx_GetBundlePath();
+		path = macos_GetBundlePath();
 		ENSURE(!path.empty());
 	}
 	else
diff --git a/source/lib/sysdep/os/macos/macos_bundle.h b/source/lib/sysdep/os/macos/macos_bundle.h
index 0d3030be80..e712059be4 100644
--- a/source/lib/sysdep/os/macos/macos_bundle.h
+++ b/source/lib/sysdep/os/macos/macos_bundle.h
@@ -34,7 +34,7 @@
  * @return true if valid bundle reference was found matching identifier
  *  property "com.wildfiregames.play0ad"
  */
-bool osx_IsAppBundleValid();
+bool macos_IsAppBundleValid();
 
 /**
  * Get the system path to the bundle itself
@@ -42,7 +42,7 @@ bool osx_IsAppBundleValid();
  * @return string containing POSIX-style path in UTF-8 encoding,
  *	else empty string if an error occurred.
  */
-std::string osx_GetBundlePath();
+std::string macos_GetBundlePath();
 
 /**
  * Get the system path to the bundle's Resources directory
@@ -50,7 +50,7 @@ std::string osx_GetBundlePath();
  * @return string containing POSIX-style path in UTF-8 encoding,
  *	else empty string if an error occurred.
  */
-std::string osx_GetBundleResourcesPath();
+std::string macos_GetBundleResourcesPath();
 
 /**
  * Get the system path to the bundle's Frameworks directory
@@ -58,6 +58,6 @@ std::string osx_GetBundleResourcesPath();
  * @return string containing POSIX-style path in UTF-8 encoding,
  *	else empty string if an error occurred.
  */
-std::string osx_GetBundleFrameworksPath();
+std::string macos_GetBundleFrameworksPath();
 
 #endif // MACOS_BUNDLE_H
diff --git a/source/lib/sysdep/os/macos/macos_bundle.mm b/source/lib/sysdep/os/macos/macos_bundle.mm
index 2e3890a1a5..807c3e6b69 100644
--- a/source/lib/sysdep/os/macos/macos_bundle.mm
+++ b/source/lib/sysdep/os/macos/macos_bundle.mm
@@ -26,7 +26,7 @@
 
 #import "macos_bundle.h"
 
-bool osx_IsAppBundleValid()
+bool macos_IsAppBundleValid()
 {
 	NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
 
@@ -63,17 +63,17 @@ std::string GetBundlePath(SEL selector)
 }
 }
 
-std::string osx_GetBundlePath()
+std::string macos_GetBundlePath()
 {
 	return GetBundlePath(@selector(bundleURL));
 }
 
-std::string osx_GetBundleResourcesPath()
+std::string macos_GetBundleResourcesPath()
 {
 	return GetBundlePath(@selector(resourceURL));
 }
 
-std::string osx_GetBundleFrameworksPath()
+std::string macos_GetBundleFrameworksPath()
 {
 	return GetBundlePath(@selector(privateFrameworksURL));
 }
diff --git a/source/lib/sysdep/os/macos/macos_paths.h b/source/lib/sysdep/os/macos/macos_paths.h
index 3d8e1920ec..061e47833f 100644
--- a/source/lib/sysdep/os/macos/macos_paths.h
+++ b/source/lib/sysdep/os/macos/macos_paths.h
@@ -34,7 +34,7 @@
  * @return string containing POSIX-style path in UTF-8 encoding,
  *	else empty string if an error occurred.
  */
-std::string osx_GetAppSupportPath();
+std::string macos_GetAppSupportPath();
 
 /**
  * Get the user's Caches path (typically ~/Library/Caches)
@@ -42,6 +42,6 @@ std::string osx_GetAppSupportPath();
  * @return string containing POSIX-style path in UTF-8 encoding,
  *	else empty string if an error occurred.
  */
-std::string osx_GetCachesPath();
+std::string macos_GetCachesPath();
 
 #endif // MACOS_PATHS_H
diff --git a/source/lib/sysdep/os/macos/macos_paths.mm b/source/lib/sysdep/os/macos/macos_paths.mm
index 72f2faf4a9..a8ddc88d3f 100644
--- a/source/lib/sysdep/os/macos/macos_paths.mm
+++ b/source/lib/sysdep/os/macos/macos_paths.mm
@@ -62,12 +62,12 @@ static std::string getUserDirectoryPath(NSSearchPathDirectory directory)
 	return result;
 }
 
-std::string osx_GetAppSupportPath()
+std::string macos_GetAppSupportPath()
 {
 	return getUserDirectoryPath(NSApplicationSupportDirectory);
 }
 
-std::string osx_GetCachesPath()
+std::string macos_GetCachesPath()
 {
 	return getUserDirectoryPath(NSCachesDirectory);
 }
diff --git a/source/ps/DllLoader.cpp b/source/ps/DllLoader.cpp
index e663989b0d..206ff2191f 100644
--- a/source/ps/DllLoader.cpp
+++ b/source/ps/DllLoader.cpp
@@ -83,12 +83,12 @@ CStr DllLoader::GenerateFilename(const CStr& name, const CStr& suffix, const CSt
 		n = g_Libdir + "/";
 
 #if OS_MACOS
-	if (osx_IsAppBundleValid())
+	if (macos_IsAppBundleValid())
 	{
 		// We are in a bundle, in which case the lib directory is ../Frameworks
 		// relative to the binary, so we use a helper function to get the system path
 		// (alternately we could use @executable_path as below, but this seems better)
-		CStr frameworksPath = osx_GetBundleFrameworksPath();
+		CStr frameworksPath = macos_GetBundleFrameworksPath();
 		if (!frameworksPath.empty())
 			n = frameworksPath + "/";
 	}
diff --git a/source/ps/GameSetup/Paths.cpp b/source/ps/GameSetup/Paths.cpp
index 2f3f130016..8dc4f437db 100644
--- a/source/ps/GameSetup/Paths.cpp
+++ b/source/ps/GameSetup/Paths.cpp
@@ -116,7 +116,7 @@ Paths::Paths(const CmdLineArgs& args)
 		 *		regenerated if this directory is deleted. It is not
 		 *		included in backups by default.
 		 *
-		 * Note: the paths returned by osx_Get*Path are not guaranteed to exist,
+		 * Note: the paths returned by macos_Get*Path are not guaranteed to exist,
 		 *     but that's OK since we always create them on demand.
 		 */
 
@@ -127,12 +127,12 @@ Paths::Paths(const CmdLineArgs& args)
 		OsPath cachePath;       // ~/Library/Caches/0ad
 
 		{
-			std::string path = osx_GetAppSupportPath();
+			std::string path = macos_GetAppSupportPath();
 			ENSURE(!path.empty());
 			appSupportPath = OsPath(path) / subdirectoryName;
 		}
 		{
-			std::string path = osx_GetCachesPath();
+			std::string path = macos_GetCachesPath();
 			ENSURE(!path.empty());
 			cachePath = OsPath(path) / subdirectoryName;
 		}
@@ -204,11 +204,11 @@ Paths::Paths(const CmdLineArgs& args)
 #else
 
 # if OS_MACOS
-	if (osx_IsAppBundleValid())
+	if (macos_IsAppBundleValid())
 	{
 		debug_printf("Valid app bundle detected\n");
 
-		std::string resourcesPath = osx_GetBundleResourcesPath();
+		std::string resourcesPath = macos_GetBundleResourcesPath();
 		// Ensure we have a valid resources path
 		ENSURE(!resourcesPath.empty());