devel/nss fails

[Martin Husemann <martin%duskware.de@localhost>]

Trying to build firefox on -current with pkgsrc-current on sparc64 fails
with:

cd NetBSD7.99.28_64_OPT.OBJ ; sh "/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/."/sign.sh "/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/../../../dist/NetBSD7.99.28_64_OPT.OBJ" \
"/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/NetBSD7.99.28_64_OPT.OBJ" NetBSD \
"/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/../../../dist/NetBSD7.99.28_64_OPT.OBJ/lib" "/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/../../../dist/NetBSD7.99.28_64_OPT.OBJ/lib/libsoftokn3.so"
/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/NetBSD7.99.28_64_OPT.OBJ/shlibsign -v -i /usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/../../../dist/NetBSD7.99.28_64_OPT.OBJ/lib/libsoftokn3.so
/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign/../../../dist/NetBSD7.99.28_64_OPT.OBJ/lib/libsoftokn3.so: Undefined PLT symbol "PR_GetEnvSecure" (symnum = 430)
Makefile:92: recipe for target '../../../dist/NetBSD7.99.28_64_OPT.OBJ/lib/libsoftokn3.chk' failed
gmake[2]: *** [../../../dist/NetBSD7.99.28_64_OPT.OBJ/lib/libsoftokn3.chk] Error 1
gmake[2]: Leaving directory '/usr/pkgobj/devel/nss/work/nss-3.23/nss/cmd/shlibsign'
../coreconf/rules.mk:101: recipe for target 'libs' failed


I have nspr-4.12nb1 installed.

Any hints?

Martin