Removed fdio.h from zinc APIs folder. https://tracker.physiomeproject.org/show_bug.cgi?id=3260
Removed fdio.h from zinc APIs folder. https://tracker.physiomeproject.org/show_bug.cgi?id=3260

OpenCMISS/zinc,hsorby/zinc,hsorby/zinc,OpenCMISS/zinc,OpenCMISS/zinc,hsorby/zinc,OpenCMISS/zinc,hsorby/zinc