I'm getting these when I try to build mod_v8 in VS2012 express, release x64:

Error    1    error MSB6006: "cmd.exe" exited with code 4.    C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\V110\Microsoft.CppCommon.targets    172    5    libv8
Error    2    error LNK1181: cannot open input file 'icui18n.lib'    C:\freeswitch\src\mod\languages\mod_v8\LINK    mod_v8