down GC issues.

generated config files rather than patching the sources.

(As a side note, there is an Mk/bsd.gecko.mk!)

pthread headers.  Fixes problem linking JS on FreeBSD 9.0-RC1.

Don't pass -o and -u to unzip... just -o (-u contradicts -o)

NSPR_LIBS when it's available.

This make fix a problem with libsbbs.so not having libnspr as a dependency
for Venom.

This is because the Cryptlib makefile doesn't use $(MAKE) for submakes and
instead hardcodes the string "make" since gmake -C sets MAKEFLAGS to "w",
this ends up breaking builds on systems where the first make in the path
doesn't support the non-standard -w option.

debug to be built on the same system as well as allowing building on
separate systems (at different times)

The /lib and /include dirs are now deprecated.