Compile fails in Ubuntu 14.04

[ThePowerTool]

user@Mouse2:~$ git clone git://github.com/tizbac/SpringMapConvNG.git
Cloning into 'SpringMapConvNG'...
remote: Counting objects: 90, done.
remote: Total 90 (delta 0), reused 0 (delta 0)
Receiving objects: 100% (90/90), 27.88 KiB | 0 bytes/s, done.
Resolving deltas: 100% (56/56), done.
Checking connectivity... done.

user@Mouse2:~$ cd ./SpringMapConvNG/

user@Mouse2:~/SpringMapConvNG$ ls
CMakeLists.txt decompiler.cpp main.cpp SpringMapConvNG.kdev4
CRC.cpp Image.cpp SMFMap.cpp TileStorage.cpp
CRC.h Image.h SMFMap.h TileStorage.h

user@Mouse2:/SpringMapConvNG$ cmake .
-- Configuring done
-- Generating done
-- Build files have been written to: /home/user/SpringMapConvNG
user@Mouse2:/SpringMapConvNG$ make
[ 40%] Built target mapconv
[ 80%] Built target mapconv_static
[ 90%] Building CXX object CMakeFiles/smfdecompiler.dir/decompiler.cpp.o
In file included from /home/user/SpringMapConvNG/SMFMap.h:22:0,
from /home/user/SpringMapConvNG/decompiler.cpp:4:
/home/user/SpringMapConvNG/TileStorage.h:35:10: warning: integer constant is too large for its type [enabled by default]
r = 226673591177742970257407LL_data[x];
^
/home/user/SpringMapConvNG/decompiler.cpp: In function ‘int main(int, char*)’:
/home/user/SpringMapConvNG/decompiler.cpp:78:33: error: ‘chdir’ was not declared in this scope
if ( chdir(mapdirectory.c_str()) )
^
make[2]: *_* [CMakeFiles/smfdecompiler.dir/decompiler.cpp.o] Error 1
make[1]: *** [CMakeFiles/smfdecompiler.dir/all] Error 2
make: *** [all] Error 2
user@Mouse2:~/SpringMapConvNG$

[abma]

please use https://github.com/spring/SpringMapConvNG!

should be fixed there