- added -fPIC by default for FreeBSD


git-svn-id: http://dyncall.org/svn/dyncall/trunk@1612 c71cb566-5a31-4692-9165-cf76bdc42cab
- readme tweaks


git-svn-id: http://dyncall.org/svn/dyncall/trunk@1613 c71cb566-5a31-4692-9165-cf76bdc42cab