diff --git a/engines/cge/bitmap.cpp b/engines/cge/bitmap.cpp
index 42c1cc908d5..fee9eeeea1e 100644
--- a/engines/cge/bitmap.cpp
+++ b/engines/cge/bitmap.cpp
@@ -341,7 +341,7 @@ bool Bitmap::solidAt(int16 x, int16 y) {
 	}
 }
 
-bool Bitmap::loadVBM(XFile *f) {
+bool Bitmap::loadVBM(VFile *f) {
 	debugC(5, kCGEDebugBitmap, "Bitmap::loadVBM(f)");
 
 	uint16 p = 0, n = 0;
diff --git a/engines/cge/bitmap.h b/engines/cge/bitmap.h
index cd4f8267d11..78907dc4d74 100644
--- a/engines/cge/bitmap.h
+++ b/engines/cge/bitmap.h
@@ -61,7 +61,7 @@ struct HideDesc {
 #include "common/pack-end.h"
 
 class Bitmap {
-	bool loadVBM(XFile *f);
+	bool loadVBM(VFile *f);
 public:
 	static Dac *_pal;
 	uint16 _w;
diff --git a/engines/cge/fileio.cpp b/engines/cge/fileio.cpp
index e196a66d26c..7fc981070d3 100644
--- a/engines/cge/fileio.cpp
+++ b/engines/cge/fileio.cpp
@@ -51,12 +51,12 @@ uint16 XCrypt(void *buf, uint16 siz, uint16 seed) {
 /*-----------------------------------------------------------------------
  * IOHand
  *-----------------------------------------------------------------------*/
-IoHand::IoHand(Crypt *crypt) : XFile(), _crypt(crypt), _seed(kCryptSeed) {
+IoHand::IoHand(Crypt *crypt) : _error(0), _crypt(crypt), _seed(kCryptSeed) {
 	_file = new Common::File();
 }
 
 IoHand::IoHand(const char *name, Crypt *crypt)
-		: XFile(), _crypt(crypt), _seed(kCryptSeed) {
+		: _error(0), _crypt(crypt), _seed(kCryptSeed) {
 	_file = new Common::File();
 	_file->open(name);
 }
@@ -248,21 +248,21 @@ long CFile::seek(long pos) {
  * BtPage
  *-----------------------------------------------------------------------*/
 void BtPage::read(Common::ReadStream &s) {
-	_hea._count = s.readUint16LE();
-	_hea._down = s.readUint16LE();
+	_header._count = s.readUint16LE();
+	_header._down = s.readUint16LE();
 
-	if (_hea._down == kBtValNone) {
+	if (_header._down == kBtValNone) {
 		// Leaf list
 		for (int i = 0; i < kBtLeafCount; ++i) {
-			s.read(_lea[i]._key, kBtKeySize);
-			_lea[i]._mark = s.readUint32LE();
-			_lea[i]._size = s.readUint16LE();
+			s.read(_leaf[i]._key, kBtKeySize);
+			_leaf[i]._mark = s.readUint32LE();
+			_leaf[i]._size = s.readUint16LE();
 		}
 	} else {
 		// Root index
 		for (int i = 0; i < kBtInnerCount; ++i) {
-			s.read(_inn[i]._key, kBtKeySize);
-			_inn[i]._down = s.readUint16LE();
+			s.read(_inner[i]._key, kBtKeySize);
+			_inner[i]._down = s.readUint16LE();
 		}
 	}
 }
@@ -321,24 +321,24 @@ BtKeypack *BtFile::find(const char *key) {
 	while (!_error) {
 		BtPage *pg = getPage(lev, nxt);
 		// search
-		if (pg->_hea._down != kBtValNone) {
+		if (pg->_header._down != kBtValNone) {
 			int i;
-			for (i = 0; i < pg->_hea._count; i++) {
+			for (i = 0; i < pg->_header._count; i++) {
 				// Does this work, or does it have to compare the entire buffer?
-				if (scumm_strnicmp((const char *)key, (const char*)pg->_inn[i]._key, kBtKeySize) < 0)
+				if (scumm_strnicmp((const char *)key, (const char*)pg->_inner[i]._key, kBtKeySize) < 0)
 					break;
 			}
-			nxt = (i) ? pg->_inn[i - 1]._down : pg->_hea._down;
+			nxt = (i) ? pg->_inner[i - 1]._down : pg->_header._down;
 			_buff[lev]._indx = i - 1;
 			lev++;
 		} else {
 			int i;
-			for (i = 0; i < pg->_hea._count - 1; i++) {
-				if (scumm_stricmp((const char *)key, (const char *)pg->_lea[i]._key) <= 0)
+			for (i = 0; i < pg->_header._count - 1; i++) {
+				if (scumm_stricmp((const char *)key, (const char *)pg->_leaf[i]._key) <= 0)
 					break;
 			}
 			_buff[lev]._indx = i;
-			return &pg->_lea[i];
+			return &pg->_leaf[i];
 		}
 	}
 	return NULL;
diff --git a/engines/cge/fileio.h b/engines/cge/fileio.h
index 4ac8e132924..eee0332010e 100644
--- a/engines/cge/fileio.h
+++ b/engines/cge/fileio.h
@@ -52,33 +52,23 @@ struct BtKeypack {
 };
 
 struct Inner {
-	uint8 _key[kBtKeySize];
+	uint8  _key[kBtKeySize];
 	uint16 _down;
 };
 
-struct Hea {
+struct Header {
 	uint16 _count;
 	uint16 _down;
 };
 
-class XFile {
-public:
-	uint16 _error;
-
-	XFile() : _error(0) { }
-	virtual ~XFile() { }
-	virtual uint16 read(void *buf, uint16 len) = 0;
-	virtual long mark() = 0;
-	virtual long size() = 0;
-	virtual long seek(long pos) = 0;
-};
-
-class IoHand : public XFile {
+class IoHand {
 protected:
 	Common::File *_file;
 	uint16 _seed;
 	Crypt *_crypt;
 public:
+	uint16 _error;
+
 	IoHand(const char *name, Crypt crypt);
 	IoHand(Crypt *crypt);
 	virtual ~IoHand();
@@ -116,14 +106,14 @@ public:
 };
 
 struct BtPage {
-	Hea _hea;
+	Header _header;
 	union {
 		// dummy filler to make proper size of union
 		uint8 _data[kBtSize - 4 /*sizeof(Hea) */];
 		// inner version of data: key + word-sized page link
-		Inner _inn[kBtInnerCount];
+		Inner _inner[kBtInnerCount];
 		// leaf version of data: key + all user data
-		BtKeypack _lea[kBtLeafCount];
+		BtKeypack _leaf[kBtLeafCount];
 	};
 
 	void read(Common::ReadStream &s);
diff --git a/engines/cge/general.cpp b/engines/cge/general.cpp
index 5c113bd1e17..ec98db705ef 100644
--- a/engines/cge/general.cpp
+++ b/engines/cge/general.cpp
@@ -54,7 +54,7 @@ void sndSetVolume() {
 	// USeless for ScummVM
 }
 
-DataCk *loadWave(XFile *file) {
+DataCk *loadWave(VFile *file) {
 	byte *data = (byte *)malloc(file->size());
 	file->read(data, file->size());
 
diff --git a/engines/cge/sound.cpp b/engines/cge/sound.cpp
index 6deb7f50200..d8a9b7831ed 100644
--- a/engines/cge/sound.cpp
+++ b/engines/cge/sound.cpp
@@ -76,12 +76,12 @@ void Sound::play(DataCk *wav, int pan) {
 
 void Sound::sndDigiStart(SmpInfo *PSmpInfo) {
 	// Create an audio stream wrapper for sound
-	Common::MemoryReadStream *stream = new Common::MemoryReadStream(PSmpInfo->_saddr, 
+	Common::MemoryReadStream *stream = new Common::MemoryReadStream(PSmpInfo->_saddr,
 		PSmpInfo->_slen, DisposeAfterUse::NO);
 	_audioStream = Audio::makeWAVStream(stream, DisposeAfterUse::YES);
 
 	// Start the new sound
-	_vm->_mixer->playStream(Audio::Mixer::kSFXSoundType, &_soundHandle, 
+	_vm->_mixer->playStream(Audio::Mixer::kSFXSoundType, &_soundHandle,
 		Audio::makeLoopingAudioStream(_audioStream, (uint)PSmpInfo->_counter));
 }
 
diff --git a/engines/cge/sound.h b/engines/cge/sound.h
index 71ef7c2db62..0a7d018c815 100644
--- a/engines/cge/sound.h
+++ b/engines/cge/sound.h
@@ -57,7 +57,7 @@ public:
 	}
 };
 
-DataCk *loadWave(XFile *file);
+DataCk *loadWave(VFile *file);
 
 class Sound {
 public: