double (* func_fpi_def ) (lmm_variable_t , double);
-void lmm_set_default_protocol_functions(double (* func_fpi) (lmm_variable_t var, double x));
+void lmm_set_default_protocol_function(double (* func_fpi) (lmm_variable_t var, double x));
double func_reno_fpi(lmm_variable_t var, double x);