BACKENDS: ATARI: No need for #ifdef(ATARI)

Those files are explicitely listed in module.mk for the given platform.

backends/fs/atari/atari-fs-factory.cpp

@@ -28,8 +28,6 @@
 #include <mint/osbind.h>
 #include <unistd.h>	// getcwd
 
-#if defined(ATARI)
-
 AtariFilesystemFactory::AtariFilesystemFactory() {
 	_fileHashMap["cryomni3.dat"] = "cryomni3d.dat";
 	_fileHashMap["neverhoo.dat"] = "neverhood.dat";
@@ -76,5 +74,3 @@ AbstractFSNode *AtariFilesystemFactory::makeFileNodePath(const Common::String &p
 	assert(!path.empty());
 	return new AtariFilesystemNode(path, _config, _fileHashMap);
 }
-
-#endif	// ATARI

backends/fs/atari/atari-fs.cpp

@@ -24,8 +24,6 @@
 
 #include "backends/fs/atari/atari-fs.h"
 
-#if defined(ATARI)
-
 void AtariFilesystemNode::setFlags() {
 	DrivePOSIXFilesystemNode::setFlags();
 
@@ -36,5 +34,3 @@ void AtariFilesystemNode::setFlags() {
 		_displayNameChecked = true;
 	}
 }
-
-#endif	// ATARI

backends/platform/atari/osystem_atari.cpp

@@ -40,8 +40,6 @@
 
 #include "backends/platform/atari/osystem_atari.h"
 
-#if defined(ATARI)
-
 #include "backends/audiocd/default/default-audiocd.h"
 #include "common/config-manager.h"
 #include "backends/events/atari/atari-events.h"
@@ -519,5 +517,3 @@ int main(int argc, char *argv[]) {
 
 	return res;
 }
-
-#endif