diff --git a/btree_standardVFS.cpp b/btree_standardVFS.cpp
index 30bf01d..34b497e 100644
--- a/btree_standardVFS.cpp
+++ b/btree_standardVFS.cpp
@@ -1,3 +1,47 @@
+#include <stdio.h>
 #include "btree_vfs.h"
 #include "btree_standardVFS.h"
 
+
+StandardVFS::StandardVFS(void) { 
+} // StandardVFS::StandardVFS
+
+bool  
+StandardVFS::fClose(void) { 
+  return false;
+} // StandardVFS::fClose
+
+bool  
+StandardVFS::fCreate(const char *) { 
+  return false; 
+} // StandardVFS::fCreate
+
+bool  
+StandardVFS::fExist(const char *) { 
+  return false; 
+} // StandardVFS::fExist
+
+bool  
+StandardVFS::fOpen(const char *) { 
+  return false; 
+} // StandardVFS::fOpen
+
+bool  
+StandardVFS::fRead(const char *) { 
+  return false; 
+} // StandardVFS::fRead
+
+bool  
+StandardVFS::fSeek(uInt32) { 
+  return false; 
+} // StandardVFS::fSeek
+
+bool  
+StandardVFS::fWrite(void *, uInt32) { 
+  return false; 
+} // StandardVFS::fWrite
+
+StandardVFS::~StandardVFS(void) { 
+  return;
+} // StandardVFS::~StandardVFS
+
diff --git a/btree_standardVFS.h b/btree_standardVFS.h
index 447d2cb..247159e 100644
--- a/btree_standardVFS.h
+++ b/btree_standardVFS.h
@@ -6,15 +6,15 @@
 
 class StandardVFS : bTreeVFS {
  public:
-                StandardVFS(void) { }
-  virtual bool  fClose(void) { return false; }
-  virtual bool  fCreate(char *) { return false; }
-  virtual bool  fExist(char *) { return false; }
-  virtual bool  fOpen(char *) { return false; }
-  virtual bool  fRead(char *) { return false; }
-  virtual bool  fSeek(uInt32) { return false; }
-  virtual bool  fWrite(void *, uInt32) { return false; }
-  virtual       ~StandardVFS(void) { }
+                StandardVFS(void);
+  virtual bool  fClose(void);
+  virtual bool  fCreate(const char *);
+  virtual bool  fExist(const char *);
+  virtual bool  fOpen(const char *);
+  virtual bool  fRead(const char *);
+  virtual bool  fSeek(uInt32);
+  virtual bool  fWrite(void *, uInt32);
+  virtual       ~StandardVFS(void);
 };
 
 #endif