bootstrap hangs on Solaris 9

["Gerardo Santana Gómez Garrido" <gerardo.santana%gmail.com@localhost>]

$ uname -a
SunOS since 5.9 Generic_118558-28 sun4u sparc SUNW,Sun-Fire-V440

$ gcc -v
Reading specs from /usr/sfw/lib/gcc/sparc-sun-solaris2.10/3.4.3/specs
Configured with:
/gates/sfw10/builds/sfw10-gate/usr/src/cmd/gcc/gcc-3.4.3/configure
--prefix=/usr/sfw --with-as=/usr/sfw/bin/gas --with-gnu-as
--with-ld=/usr/ccs/bin/ld --without-gnu-ld --enable-languages=c,c++
--enable-shared
Thread model: posix
gcc version 3.4.3 (csl-sol210-3_4-branch+sol_rpath)

last lines printed when bootstraping pkgsrc-2008Q1:

CC="cc" LIBC= MAKEFLAGS=
MAKESYSPATH=`pwd`/mk:/usr/pkgsrc/bootstrap/work/share/mk:mk:/usr/pkgsrc/bootstrap/work/share/mk:/usr/share/mk:/usr/local/share/mk:/opt/share/mk
`pwd`/bmake -f Makefile test
cd /usr/pkgsrc/bootstrap/work/bmake/SunOS/unit-tests &&
/usr/pkgsrc/bootstrap/work/bmake/SunOS/bmake
TEST_MAKE=/usr/pkgsrc/bootstrap/work/bmake/SunOS/bmake test
/usr/pkgsrc/bootstrap/work/bmake/SunOS/bmake -f Makefile > test.out 2>&1

and I never get my prompt back.
-- 
Gerardo Santana