# For System.map filter away:
# a - local absolute symbols
# U - undefined global symbols
+# N - debugging symbols
# w - local weak symbols
# readprofile starts reading symbols when _stext is found, and
# so we just ignore them to let readprofile continue to work.
# (At least sparc64 has __crc_ in the middle).
-$NM -n $1 | grep -v '\( [aUw] \)\|\(__crc_\)\|\( \$[adt]\)' > $2
+$NM -n $1 | grep -v '\( [aNUw] \)\|\(__crc_\)\|\( \$[adt]\)' > $2