
 Format: ex_httpd [options] <dir>
  Daemon options
    --daemon          - Toggle becoming a daemon (default: off).
    --chroot          - Change root.
    --drop-privs      - Toggle droping privilages (default: off).
    --priv-uid        - Drop privilages to this uid.
    --priv-gid        - Drop privilages to this gid.
    --pid-file        - Log pid to file.
    --cntl-file       - Create control file.
    --accept-filter-file
                      - Load Linux Socket Filter code for accept().
    --processes       - Number of processes to use (default: 1).
    --debug -d        - Raise debug level (can be used upto 3 times).
    --host -H         - IPv4 address to bind (default: "all").
    --help -h         - Print this message.
    --max-connections
                  -M  - Max connections allowed (0 = no limit).
    --nagle -n        - Toggle usage of nagle TCP option (default: off).
    --port -P         - Port to bind to.
    --idle-timeout -t - Timeout (usecs) for connections that are idle.
    --defer-accept    - Time to defer dataless connections (default: 8s)
    --version -V      - Print the version string.

  HTTPD options
    --mmap            - Toggle use of mmap() to load files (default: off).
    --sendfile        - Toggle use of sendfile() to load files (default: on).
    --keep-alive      - Toggle use of Keep-Alive handling (default: on).
    --keep-alive-1.0  - Toggle use of Keep-Alive handling for HTTP/1.0 (default: on).
    --virtual-hosts
    --vhosts          - Toggle use of directory virtual hostnames (default: off).
    --range           - Toggle use of partial responces (default: on).
    --range-1.0       - Toggle use of partial responces for HTTP/1.0 (default: on).
    --public-only     - Toggle use of public only privilages (default: off).
    --directory-filename
    --dir-filename    - Filename to use when requesting directories.
    --server-name     - Contents of server header used in replies.
    --gzip-content-replacement
                      - Toggle use of gzip content replacement (default: on).
    --mime-types-main - Main mime types filename (default: /etc/mime.types).
    --mime-types-xtra - Additional mime types filename.
    --error-406       - Toggle sending 406 responses (default: on).
    --canonize-host   - Strip leading 'www.', strip trailing '.' (default: off).
    --error-host-400  - Give an 400 error for a bad host (default: on).
    --check-host      - Whether we check host headers at all (default: on).
    --unspecified-hostname
                      - Used for req with no Host header (default is hostname).
    --max-header-sz   - Max size of http header (0 = no limit).
