mozilla-nss
  requires "libfreebl3-<targettype> = <version>"
  requires "mozilla-nspr-<targettype> >= 4.10.10"
  provides "mozilla-nss-<targettype> = 3.19.2.1"
  provides "mozilla-nss-certs-<targettype> = 3.19.2.1"
  provides "libsoftokn3-<targettype> = 3.19.2.1"
  +/usr/lib/libsoftokn3.chk
  +/usr/lib/libnssdbm3.chk
libfreebl3
  provides "libfreebl3-<targettype> = 3.19.2.1"
  +/lib/libfreebl3.chk