This appendix describes how BlackBerry PlayBook OS conforms to POSIX. It's based on the documentation submitted for the QNX Neutrino certification of compliance as a PSE52 Realtime Controller 1003.13-2003 System.
The header files supplied with the C library provide the proper declarations for the functions and for the number and types of arguments used with them. Constant values used in conjunction with the functions are also declared. The files can usually be included in any order, although individual function descriptions show the preferred order for specific headers.