for (i = 1; i < argc; ++i) {
char *arg;
- arg = getenv_char(argv[i]);
+ arg = getenv_str(argv[i]);
if (arg == NULL) {
- printf_P(PSTR("## Error: \"%s\" is not set\n"), argv[i]);
+ printf_P(PSTR("run: \"%s\" is not set\n"), argv[i]);
return CMD_RET_FAILURE;
}