warnx()+exit() with errx() and replace a big if..then..else construct
to determine the package download directory with a lookup table.
Reviewed by: jkh
MFC after: 2 weeks
- fix a harmless bug in match_installed() function introduced in my last
commit;
- uniformely reorder includes across files.
Submitted by: Garrett Rooney <rooneg@electricjellyfish.net>
Not objected by: jkh, -ports
concerning where they're taking place.
Switch from [r]index() to str[r]chr() functions, which are more ISO
compliant.
Prompted by: Edward Welbourne <eddy@vortigen.demon.co.uk>
