#define USTCMD_ERR_CONN 1 /* Process connection error */
#define USTCMD_ERR_ARG 2 /* Invalid function argument */
#define USTCMD_ERR_GEN 3 /* General ustcmd error */
#define USTCMD_ERR_CONN 1 /* Process connection error */
#define USTCMD_ERR_ARG 2 /* Invalid function argument */
#define USTCMD_ERR_GEN 3 /* General ustcmd error */