&reftitle.constants; &extension.constants;

`PTHREADS_INHERIT_ALL` (`int`)

- The default options for all Threads, causes pthreads to copy the environment when new Threads are started

`PTHREADS_INHERIT_NONE` (`int`)

- Do not inherit anything when new Threads are started

`PTHREADS_INHERIT_INI` (`int`)

- Inherit INI entries when new Threads are started

`PTHREADS_INHERIT_CONSTANTS` (`int`)

- Inherit user declared constants when new Threads are started

`PTHREADS_INHERIT_CLASSES` (`int`)

- Inherit user declared classes when new Threads are started

`PTHREADS_INHERIT_FUNCTIONS` (`int`)

- Inherit user declared functions when new Threads are started

`PTHREADS_INHERIT_INCLUDES` (`int`)

- Inherit included file information when new Threads are started

`PTHREADS_INHERIT_COMMENTS` (`int`)

- Inherit all comments when new Threads are started

`PTHREADS_ALLOW_HEADERS` (`int`)

- Allow new Threads to send headers to standard output (normally prohibited)