extern cvar_t sv_wallfriction;
extern cvar_t sv_wateraccelerate;
extern cvar_t sv_waterfriction;
+extern cvar_t sv_areadebug;
extern cvar_t sys_ticrate;
extern cvar_t teamplay;
extern cvar_t temp1;
trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask);
trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask);
trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int hitsupercontentsmask);
+int SV_EntitiesInBox(const vec3_t mins, const vec3_t maxs, int maxedicts, prvm_edict_t **resultedicts);
qboolean SV_CanSeeBox(int numsamples, vec_t enlarge, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs);