Fixed doxygen comments everywhere

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@1748 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjlib/include/pj/ioqueue.h b/pjlib/include/pj/ioqueue.h
index 616ccc1..ded4aea 100644
--- a/pjlib/include/pj/ioqueue.h
+++ b/pjlib/include/pj/ioqueue.h
@@ -166,7 +166,7 @@
                              pj_ssize_t bytes_read);
 
     /**
-     * This callback is called when #pj_ioqueue_write or #pj_ioqueue_sendto
+     * This callback is called when #pj_ioqueue_send or #pj_ioqueue_sendto
      * completes.
      *
      * @param key	    The key.