if (n != REG_NOMATCH) {
regerror(n, &r, buf, sizeof buf);
t_error("regexec(/[^aa-z]/ ~ \"k\") returned %d (%s), wanted REG_NOMATCH\n",
n, buf);
}
if (n != REG_NOMATCH) {
regerror(n, &r, buf, sizeof buf);
t_error("regexec(/[^aa-z]/ ~ \"k\") returned %d (%s), wanted REG_NOMATCH\n",
n, buf);
}