cmd.exe: Support cd .. when saving current directory.
[wine] / dlls / d3dx9_34 /
drwxr-xr-x   ..
-rw-r--r-- 259 Makefile.in
-rw-r--r-- 31044 d3dx9_34.spec
-rw-r--r-- 1455 d3dx9_34_main.c