[Dovecot] clarify 'type', 'executable' & 'path' in 2.0 master.conf?

[PGNet Dev]

On Sat, Oct 10, 2009 at 1:25 PM, Timo Sirainen <tss at iki.fi> wrote:
> executable is the binary name, relative to PKG_LIBEXECDIR

if relative to PKG_LIBEXECDIR, and $PATH is not used, are the examples
in master.conf, e.g.,

     # executable                = gdbhelper /usr/libexec/dovecot/imap

correct?  or should rather be,

     # executable                = /full/system/path/to/gdbhelper
/usr/libexec/dovecot/imap

?