evCancelConn
(void)evCancelConn(ctx->ev, ctx->coID);
(void)evCancelConn(ctx->ev, ctx->acID);
if (evCancelConn(opaqueCtx, id) < 0 ||
(void) evCancelConn(opaqueCtx, id);
int evCancelConn __P((evContext, evConnID));