As usual while waiting for the next release - don't forget to check the nightly builds in the forum.
C:\Program Files\MySQL\MySQL Server 5.5\include\my_dbug.h|108|fatal error: crtdbg.h: No such file or directory|
This is not a general programming forum. You won't have any help about your problem here...Try searching mingw crtdbg.h on google, I'm sure you will find the solution in a few seconds!