[Boost-users] Solaris sparc always producing 32bit libs

Hi I am trying to build boost in Solaris sparc machine, its always produce 32bit libs. Here is the commend I am using ./bjam --build-dir=$HOME/boost_rel64 --with-thread --with-system --with-date_time --with-random link=shared --stagedir=$HOME/boost_rel64 --layout=tagged link=shared variant=release address-model=64 my compiler version CC -V CC: Sun C++ 5.8 2005/10/13 uname -a SunOS mjnew 5.10 Generic_118833-03 sun4u sparc SUNW,Sun-Fire-V890 How do I produce 64bit libs? Thanks