API calls with invali arguments do not fail assert() anymore.
API calls with invali arguments do not fail assert() anymore.

darcs-hash:20051007073835-65a35-16239b51d1a6a5d799353e0944714f79a253b494.gz

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