Log message:
Pullup ticket #3841 - requested by tron
net/libtorrent build fix

Revisions pulled up:
- net/libtorrent/Makefile                                       1.45

---
   Module Name:	pkgsrc
   Committed By:	tron
   Date:		Mon Jul  2 07:01:52 UTC 2012

   Modified Files:
   	pkgsrc/net/libtorrent: Makefile

   Log message:
   Compile with GCC option "-march=i486" on x86 systems to make the \ 
required
   function "__sync_bool_compare_and_swap_4" available. This fixes the \ 
build
   of the "rtorrent" package under NetBSD/i386 5.1_STABLE.