C:\deps\boost_1_55_0>bootstrap.bat mingw
Building Boost.Build engine
'gcc' is not recognized as an internal or external command,
operable program or batch file.

Failed to build Boost.Build engine.
Please consult bootstrap.log for furter diagnostics.

You can try to obtain a prebuilt binary from

   http://sf.net/project/showfiles.php?group_id=7586&package_id=72941

Also, you can file an issue at http://svn.boost.org
Please attach bootstrap.log in that case.

C:\deps\boost_1_55_0>


Make sure mingw-builds is in path then check that your gcc -v output and the one specified at step 1.6 are the same.