eval.c, file.c, hash.c, io.c, main.c, missing.c,
      process.c, ruby.c, rubysig.h, signal.c, st.c, util.c, util.h,
      bcc/Makefile.sub, win32/Makefile.sub, win32/win32.h,
      ext/Win32API/Win32API.c, ext/socket/getaddrinfo.c,
      ext/socket/getnameinfo.c, ext/socket/socket.c,
      ext/tcltklib/stubs.c
      : replace "NT" with "_WIN32", add DOSISH_DRIVE_LETTER
* wince/exe.mak : delete \r at the end of lines.
* wince/mswince-ruby17.def : delete rb_obj_become


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3148 b2dd03c8-39d4-4d8f-98ff-823fe69b080e