nta_incoming_magic(): if callback is NULL, return any magic
nta_incoming_magic(): if callback is NULL, return any magic

Ignore-this: d8aa357ffb6e70294a60cb132b3953eb

darcs-hash:20090304182457-db55f-b665f0a53433278cff46cef727b6adb8407ef8e2.gz

xhook/sofia-sip,jart/sofia-sip,BelledonneCommunications/sofia-sip,xhook/sofia-sip,BelledonneCommunications/sofia-sip,xhook/sofia-sip,unispeech/sofia-sip,jart/sofia-sip,jart/sofia-sip,unispeech/sofia-sip,unispeech/sofia-sip,xhook/sofia-sip,BelledonneCommunications/sofia-sip,unispeech/sofia-sip,xhook/sofia-sip,erdincay/sofia-sip,erdincay/sofia-sip,BelledonneCommunications/sofia-sip,erdincay/sofia-sip,erdincay/sofia-sip