dtrace_errhash
{ "dtrace_errhash", ":", "print DTrace error hash", dtrace_errhash },
static dtrace_errhash_t dtrace_errhash[DTRACE_ERRHASHSZ];
if (dtrace_errhash[hval].dter_msg == str) {
dtrace_errhash[hval].dter_count++;
if (dtrace_errhash[hval].dter_msg != NULL) {
dtrace_errhash[hval].dter_msg = str;
dtrace_errhash[hval].dter_count = 1;