Merge-in RTEMS port patch by Phil Torre <ptorre@zetron.com>, alpha release.


git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@433 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjlib/include/pj/compat/os_darwinos.h b/pjlib/include/pj/compat/os_darwinos.h
index 9a0f90b..e797c43 100644
--- a/pjlib/include/pj/compat/os_darwinos.h
+++ b/pjlib/include/pj/compat/os_darwinos.h
@@ -94,6 +94,10 @@
  * Socket related
  */
 typedef int socklen_t;
+
+/* Set 1 if native sockaddr_in has sin_len member. 
+ * Default: 0
+ */
 #define PJ_SOCKADDR_HAS_LEN		1
 
 /*
@@ -105,6 +109,32 @@
  */
 #define PJ_IOQUEUE_MAX_HANDLES		1024
 
+/**
+ * If this macro is set, it tells select I/O Queue that select() needs to
+ * be given correct value of nfds (i.e. largest fd + 1). This requires
+ * select ioqueue to re-scan the descriptors on each registration and
+ * unregistration.
+ * If this macro is not set, then ioqueue will always give FD_SETSIZE for
+ * nfds argument when calling select().
+ *
+ * Default: 0
+ */
+#define PJ_SELECT_NEEDS_NFDS		0
+
+/* If 1, use Read/Write mutex emulation for platforms that don't support it */
+#define PJ_EMULATE_RWMUTEX		0
+
+/* If 1, pj_thread_create() should enforce the stack size when creating 
+ * threads.
+ * Default: 0 (let OS decide the thread's stack size).
+ */
+#define PJ_THREAD_SET_STACK_SIZE    	0
+
+/* If 1, pj_thread_create() should allocate stack from the pool supplied.
+ * Default: 0 (let OS allocate memory for thread's stack).
+ */
+#define PJ_THREAD_ALLOCATE_STACK    	0
+
 
 #endif	/* __PJ_COMPAT_OS_DARWINOS_H__ */