Ticket #561: select() ioqueue default concurrency setting is not initialized with default value

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@2126 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjlib/src/pj/ioqueue_common_abs.c b/pjlib/src/pj/ioqueue_common_abs.c
index 947a400..b7add9a 100644
--- a/pjlib/src/pj/ioqueue_common_abs.c
+++ b/pjlib/src/pj/ioqueue_common_abs.c
@@ -33,6 +33,7 @@
 {
     ioqueue->lock = NULL;
     ioqueue->auto_delete_lock = 0;
+    ioqueue->default_concurrency = PJ_IOQUEUE_DEFAULT_ALLOW_CONCURRENCY;
 }
 
 static pj_status_t ioqueue_destroy(pj_ioqueue_t *ioqueue)