--- sancp.cc.orig 2013-10-04 17:55:19.000000000 +0000 +++ sancp.cc 2013-10-04 17:56:55.000000000 +0000 @@ -271,10 +271,10 @@ /******************************************************************* * Function for C code to call C++ code (used by pcap_functions.c) * *******************************************************************/ - + extern "C" void ProcessMyPacket(char *user, struct pcap_pkthdr * pkthdr, u_char * pkt) { - extern struct gvars gVars; + struct gvars gVars; CBuffer *buffer; struct cnx *new_cnx=0; gVars.timeptr.tv_sec=pkthdr->ts.tv_sec;