12  *	fw_printenv [ -a key ] [[ -n name ] | [ name ... ]]
50 	{"noheader", required_argument, NULL, 'n'},
68 		"Usage: fw_printenv [OPTIONS]... [VARIABLE]...\n"  in usage_printenv()
69 		"Print variables from U-Boot environment\n"  in usage_printenv()
70 		"\n"  in usage_printenv()
71 		" -h, --help           print this help.\n"  in usage_printenv()
72 		" -v, --version        display version\n"  in usage_printenv()
74 		" -a, --aes            aes key to access environment\n"  in usage_printenv()
77 		" -c, --config         configuration file, default:" CONFIG_FILE "\n"  in usage_printenv()
79 		" -n, --noheader       do not repeat variable name in output\n"  in usage_printenv()
80 		" -l, --lock           lock node, default:/var/lock\n"  in usage_printenv()
81 		"\n");  in usage_printenv()
87 		"Usage: fw_setenv [OPTIONS]... [VARIABLE]...\n"  in usage_env_set()
88 		"Modify variables in U-Boot environment\n"  in usage_env_set()
89 		"\n"  in usage_env_set()
90 		" -h, --help           print this help.\n"  in usage_env_set()
91 		" -v, --version        display version\n"  in usage_env_set()
93 		" -a, --aes            aes key to access environment\n"  in usage_env_set()
96 		" -c, --config         configuration file, default:" CONFIG_FILE "\n"  in usage_env_set()
98 		" -l, --lock           lock node, default:/var/lock\n"  in usage_env_set()
99 		" -s, --script         batch mode to minimize writes\n"  in usage_env_set()
100 		"\n"  in usage_env_set()
101 		"Examples:\n"  in usage_env_set()
102 		"  fw_setenv foo bar   set variable foo equal bar\n"  in usage_env_set()
103 		"  fw_setenv foo       clear variable foo\n"  in usage_env_set()
104 		"  fw_setenv --script file run batch script\n"  in usage_env_set()
105 		"\n"  in usage_env_set()
106 		"Script Syntax:\n"  in usage_env_set()
107 		"  key [space] value\n"  in usage_env_set()
108 		"  lines starting with '#' are treated as comment\n"  in usage_env_set()
109 		"\n"  in usage_env_set()
110 		"  A variable without value will be deleted. Any number of spaces are\n"  in usage_env_set()
111 		"  allowed between key and value. Space inside of the value is treated\n"  in usage_env_set()
112 		"  as part of the value itself.\n"  in usage_env_set()
113 		"\n"  in usage_env_set()
114 		"Script Example:\n"  in usage_env_set()
115 		"  netdev         eth0\n"  in usage_env_set()
116 		"  kernel_addr    400000\n"  in usage_env_set()
117 		"  foo            empty empty empty    empty empty empty\n"  in usage_env_set()
118 		"  bar\n"  in usage_env_set()
119 		"\n");  in usage_env_set()
135 				fprintf(stderr, "AES key parse error\n");  in parse_common_args()
153 			fprintf(stderr, "Compiled with " U_BOOT_VERSION "\n");  in parse_common_args()
176 		case 'n':  in parse_printenv_args()
238 			"Identity crisis - may be called as `%s' or as `%s' but not as `%s'\n",  in main()
269 		fprintf(stderr, "Error opening lock file %s\n", lockname);  in main()
274 		fprintf(stderr, "Error locking file %s\n", lockname);  in main()