The following reply was made to PR kern/36875; it has been noted by GNATS.

From: Martin Husemann <martin@duskware.de>
To: gnats-bugs@NetBSD.org
Cc: 
Subject: Re: kern/36875: Mozilla does not work with 4.99.30 because of ENOSYS, 4.99.4 still works
Date: Fri, 31 Aug 2007 21:14:40 +0200

 This behaviour is by design and has been discussed a lot before,
 see for example
 
   http://mail-index.netbsd.org/current-users/2007/02/26/0027.html
 
 Replace your libpthread and all is well.
 
 Martin