fix compile

stepmania/src/arch/ArchHooks/ArchHooks_Unix.cpp

@@ -223,7 +223,6 @@ void ArchHooks_Unix::SetTime( tm newtime )
 void ArchHooks_Unix::MountInitialFilesystems( const CString &sDirOfExecutable )
 {
 #if defined(LINUX)
-	HOOKS->MountInitialFilesystems( sDirOfExecutable );
 	/* Mount the root filesystem, so we can read files in /proc, /etc, and so on.
 	 * This is /rootfs, not /root, to avoid confusion with root's home directory. */
 	RageFileManager::Mount( "dir", "/", "/rootfs" );

stepmania/src/arch/ArchHooks/ArchHooks_darwin.cpp

@@ -298,7 +298,7 @@ void ArchHooks_darwin::MountInitialFilesystems( const CString &sDirOfExecutable
 	ASSERT( parts.size() > 3 );
 	CString Dir = '/' + join( "/", parts.begin(), parts.end()-3 );
 	RageFileManager::Mount( "dir", Dir, "/" );
-else
+#else
 	/* Paths relative to the CWD: */
 	FILEMAN->Mount( "dir", ".", "/" );
 #endif