Hi,

In message "[ruby-talk:13673] CONFIG["prefix"] ?"
    on 01/04/15, Ray Schneider <ray / hackfoo.net> writes:
|Myself and a friend were looking at this in rbconfig.rb 
|CONFIG["prefix"] = (TOPDIR || DESTDIR + "/usr/local")
|
|this seems to create a situation where DESTDIR is never used as TOPDIR
|is always true.

No.  TOPDIR might be nil, since sub! returns nil if no match found.

							matz.