diff --git a/SharpPhysFS/Interop.cs b/SharpPhysFS/Interop.cs
index 6ddc2b0..c962830 100644
--- a/SharpPhysFS/Interop.cs
+++ b/SharpPhysFS/Interop.cs
@@ -106,8 +106,6 @@ namespace PhysFS
     [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
     public delegate IntPtr FnGetLastError();
     [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
-    public delegate string FnGetDirSeparator();
-    [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
     public delegate void FnPermitSymbolicLinks(int permit);
     [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
     public delegate int FnSetWriteDir(string s);
@@ -116,8 +114,6 @@ namespace PhysFS
     [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
     public delegate int FnSetSaneConfig(string s1, string s2, string s3, int i1, int i2);
     [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
-    public delegate string FnGetRealDir(string s);
-    [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
     public delegate IntPtr FnEnumerateFiles(string s);
     [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
     public delegate long FnGetLastModTime(string s);
@@ -144,12 +140,12 @@ namespace PhysFS
     public static FnSupportedArchiveTypes PHYSFS_supportedArchiveTypes;
     public static FnFreeList PHYSFS_freeList;
     public static FnGetLastError PHYSFS_getLastError;
-    public static FnGetDirSeparator PHYSFS_getDirSeparator;
+    public static FnGetLastError PHYSFS_getDirSeparator;
     public static FnPermitSymbolicLinks PHYSFS_permitSymbolicLinks;
     public static FnSupportedArchiveTypes PHYSFS_getCdRomDirs;
-    public static FnGetDirSeparator PHYSFS_getBaseDir;
-    public static FnGetDirSeparator PHYSFS_getUserDir;
-    public static FnGetDirSeparator PHYSFS_getWriteDir;
+    public static FnGetLastError PHYSFS_getBaseDir;
+    public static FnGetLastError PHYSFS_getUserDir;
+    public static FnGetLastError PHYSFS_getWriteDir;
     public static FnSetWriteDir PHYSFS_setWriteDir;
     public static FnAddToSearchPath PHYSFS_addToSearchPath;
     public static FnSetWriteDir PHYSFS_removeFromSearchPath;
@@ -157,7 +153,7 @@ namespace PhysFS
     public static FnSetSaneConfig PHYSFS_setSaneConfig;
     public static FnSetWriteDir PHYSFS_mkdir;
     public static FnSetWriteDir PHYSFS_delete;
-    public static FnGetRealDir PHYSFS_getRealDir;
+    public static FnEnumerateFiles PHYSFS_getRealDir;
     public static FnEnumerateFiles PHYSFS_enumerateFiles;
     public static FnSetWriteDir PHYSFS_exists;
     public static FnSetWriteDir PHYSFS_isDirectory;
@@ -179,7 +175,7 @@ namespace PhysFS
     public static FnDeinit PHYSFS_symbolicLinksPermitted;
     public static FnSetAllocator PHYSFS_setAllocator;
     public static FnMount PHYSFS_mount;
-    public static FnGetRealDir PHYSFS_getMountPoint;
+    public static FnEnumerateFiles PHYSFS_getMountPoint;
     public static FnGetCdRomDirsCallback PHYSFS_getCdRomDirsCallback;
     public static FnGetCdRomDirsCallback PHYSFS_getSearchPathCallback;
     public static FnEnumerateFilesCallback PHYSFS_enumerateFilesCallback;
diff --git a/SharpPhysFS/PhysFS.cs b/SharpPhysFS/PhysFS.cs
index 48f0f3a..60024eb 100644
--- a/SharpPhysFS/PhysFS.cs
+++ b/SharpPhysFS/PhysFS.cs
@@ -243,7 +243,7 @@ namespace PhysFS
     /// <returns>Platform-dependent dir separator string</returns>
     public static string GetDirSeparator()
     {
-      return Interop.PHYSFS_getDirSeparator();
+      return Marshal.PtrToStringAnsi(Interop.PHYSFS_getDirSeparator());
     }
 
     /// <summary>
@@ -367,7 +367,7 @@ namespace PhysFS
     /// <returns></returns>
     public static string GetBaseDir()
     {
-      return Interop.PHYSFS_getBaseDir();
+      return Marshal.PtrToStringAnsi(Interop.PHYSFS_getBaseDir());
     }
 
     /// <summary>
@@ -385,7 +385,7 @@ namespace PhysFS
     /// <returns>String of user dir in platform-dependent notation.</returns>
     public static string GetUserDir()
     {
-      return Interop.PHYSFS_getUserDir();
+      return Marshal.PtrToStringAnsi(Interop.PHYSFS_getUserDir());
     }
 
     /// <summary>
@@ -397,7 +397,7 @@ namespace PhysFS
     /// <returns>String of write dir in platform-dependent notation, OR null IF NO WRITE PATH IS CURRENTLY SET</returns>
     public static string GetWriteDir()
     {
-      return Interop.PHYSFS_getWriteDir();
+      return Marshal.PtrToStringAnsi(Interop.PHYSFS_getWriteDir());
     }
 
     /// <summary>
@@ -589,7 +589,7 @@ namespace PhysFS
     /// <returns>String of element of search path containing the the file in question. null if not found.</returns>
     public static string GetRealDir(string filename)
     {
-      return Interop.PHYSFS_getRealDir(filename);
+      return Marshal.PtrToStringAnsi(Interop.PHYSFS_getRealDir(filename));
     }
 
     /// <summary>
@@ -692,7 +692,7 @@ namespace PhysFS
     /// <returns>String of mount point if added to path</returns>
     public static string GetMountPoint(string dir)
     {
-      var s = Interop.PHYSFS_getMountPoint(dir);
+      var s = Marshal.PtrToStringAnsi(Interop.PHYSFS_getMountPoint(dir));
       if(s == null)
       {
         throw new PhysFSException();