1This directory contains interfaces and implementations that isolate the 2rest of the package from platform details. 3 4Code in the rest of the package includes "port.h" from this directory. 5"port.h" in turn includes a platform specific "port_<platform>.h" file 6that provides the platform specific implementation. 7 8See port_posix.h for an example of what must be provided in a platform 9specific header file. 10 11