--- addons/ooh323c/src/ooSocket.c	(Asterisk 13.21.1)
+++ addons/ooh323c/src/ooSocket.c	(working copy)
@@ -17,6 +17,10 @@
 
 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
 
+#ifdef SOLARIS
+#include <sys/sockio.h>
+#endif
+
 #include "asterisk/io.h"
 #include "asterisk/lock.h"
 #include "asterisk/utils.h"
--- addons/chan_ooh323.c	(Asterisk 13.21.1)
+++ addons/chan_ooh323.c	(working copy)
@@ -3045,7 +3045,11 @@ int reload_config(int reload)
                        else if (!strcasecmp(v->value, "reliability"))
                                gTOS = IPTOS_RELIABILITY;
                        else if (!strcasecmp(v->value, "mincost"))
+#ifdef IPTOS_MINCOST
                                gTOS = IPTOS_MINCOST;
+#else
+                               gTOS = 0x02;
+#endif
                        else if (!strcasecmp(v->value, "none"))
                                gTOS = 0;
                        else