static void setparameter(Client *c, int refresh, ParamName p, const Arg *a);
static const char *getcert(const char *uri);
static void setcert(Client *c, const char *file);
static void setparameter(Client *c, int refresh, ParamName p, const Arg *a);
static const char *getcert(const char *uri);
static void setcert(Client *c, const char *file);