[windows] fix portaudio compilation, enforce a better _WIN32 pre-processor flags
[waf] fixing linker problems for MSVS builds
[windows] getops splitted into c/h files
[windows] regex.h removed, the regex in DriverLoader now ifdefed
between posix/windows platform
[WIP] repairing MSVC build with waf
[windows] remove inline assembly for atomic incrementer and
decrementer
[windows] change posix-getops with a lib that's also portable for
MSVC
[waf] add linker flags and build-ignores to make sure windows
compiles
[common] many ifdefs for windows, most notably unistd.h removal

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@4663 0c269be4-1314-0410-8aa9-9f06e86f4224

git-svn-id: http://subversion.jackaudio.org/jack/jack2/branches/libjacknet@4307 0c269be4-1314-0410-8aa9-9f06e86f4224