node: option -l is no more, listen moved to inetd

We moved the whole listen part in inetd.c, so the code for -l was
removed, but not the option acceptance in getopt()

Signed-off-by: Steve Schnepp <steve.schnepp@pwkf.org>
Merge branch 'fix-inetd'

Signed-off-by: Steve Schnepp <steve.schnepp@pwkf.org>
node: initial plugin conf parsing
node: fix isalpha() warning
node: adding set_value()
node: setting env only if prefixed with 'env.'
node: adding the fnmatch() handling
node: fix test for env space overflow
node: implement plugin parsing
node: provide sane defaults for euid/egid
node: make node.c splint parseable again

This commit is kind of ugly, cause it doesn't fix indentation. It just
necessary to get any sensible diagnostics out of splint.
node: fix logic error in env parsing
node: initialize a s_plugin_conf

parse_plugin_conf, which takes it, expects that.
node: fix warning "array subscript is above array bounds"
mnc: the config options are " " separated