+ " -d: delete existing environment before importing;\n"
+ " otherwise overwrite / append to existing definitions\n"
+ " -t: assume text format; either 'size' must be given or the\n"
+ " text data must be '\0' terminated\n"
+ " -r: handle CRLF like LF, that means exported variables with\n"
+ " a content which ends with \r won't get imported. Used\n"
+ " to import text files created with editors which are using CRLF\n"
+ " for line endings. Only effective in addition to -t.\n"
+ " -b: assume binary format ('\0' separated, '\0\0' terminated)\n"
+ " -c: assume checksum protected environment format\n"
+ " addr: memory address to read from\n"
+ " size: length of input data; if missing, proper '\0'\n"
+ " termination is mandatory\n"
+