#define TRACE_host_variable_set(host,var,value)
#define TRACE_host_variable_add(host,var,value)
#define TRACE_host_variable_sub(host,var,value)
#define TRACE_host_variable_set(host,var,value)
#define TRACE_host_variable_add(host,var,value)
#define TRACE_host_variable_sub(host,var,value)