CMake Error for specified

The C compiler identification is unknown
The CXX compiler identification is unknown
Check for working C compiler using: Visual Studio 12 2013
Check for working C compiler using: Visual Studio 12 2013 -- works
Detecting C compiler ABI info
Detecting C compiler ABI info - done
Check for working CXX compiler using: Visual Studio 12 2013
Check for working CXX compiler using: Visual Studio 12 2013 -- works
Detecting CXX compiler ABI info
Detecting CXX compiler ABI info - done
Detected 32-bit platform
Found OpenSSL library: C:/OpenSSL-Win32/lib/ssleay32.lib;C:/OpenSSL-Win32/lib/libeay32.lib
Found OpenSSL headers: C:/OpenSSL-Win32/include
Looking for include file pthread.h
Looking for include file pthread.h - not found
Found Threads: TRUE
CMake Error at cmake/macros/FindBoost.cmake:344 (if):
  if given arguments:

    "STREQUAL" "Intel" "OR" "C:/Program Files (x86)/Microsoft Visual Studio 12.0/VC/vcvarsall.bat" "MATCHES" "icl" "OR" "C:/Program Files (x86)/Microsoft Visual Studio 12.0/VC/vcvarsall.bat" "MATCHES" "icpc"

  Unknown arguments specified
Call Stack (most recent call first):
  cmake/macros/FindBoost.cmake:741 (_Boost_GUESS_COMPILER_PREFIX)
  cmake/macros/ConfigureBoost.cmake:28 (find_package)
  CMakeLists.txt:62 (include)


Configuring incomplete, errors occurred!
See also "C:/Trinity/Build/CMakeFiles/CMakeOutput.log".
See also "C:/Trinity/Build/CMakeFiles/CMakeError.log".