Hello, Unless I missed a patch in the series, this should be the final patch that actually adds support for x86_64-windows... 2009-01-10 Joel Brobecker * amd64-windows-nat.c, amd64-windows-tdep.c: New files. * config/i386/mingw64.mh, config/i386/nm-cygwin64.h: New files. * configure.host, configure.tgt: Add handling for x86_64/windows. Tested on Vista64. OK to check in? -- Joel