Fix 64 bit build on FreeBSD. 32 bit build is still borked.

SConstruct

 # Copyright 2011 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 694 matching lines @@
         'CPPDEFINES':    ['__mips_hard_float=1'],
       }
     },
     'mode:release': {
       'CCFLAGS':      ['-O2']
     },
     'mode:debug': {
       'CCFLAGS':      ['-g', '-O0'],
       'CPPDEFINES':   ['DEBUG']
     },
+    'os:freebsd': {
+      'LIBPATH' : ['/usr/local/lib'],
+    },
   },
   'msvc': {
     'all': {
       'LIBS': ['winmm', 'ws2_32']
     },
     'verbose:off': {
       'CCFLAGS': ['/nologo'],
       'LINKFLAGS': ['/NOLOGO']
     },
     'verbose:on': {
@@ skipping 752 matching lines @@
 # version of scons.  Also, there's a bug in some revisions that
 # doesn't allow this flag to be set, so we swallow any exceptions.
 # Lovely.
 try:
   SetOption('warn', 'no-deprecated')
 except:
   pass
 
 
 Build()