Preparing...
Cloning enum4linux build files...
Checking enum4linux dependencies...
Resolving dependencies...
Checking inter-conflicts...

Building enum4linux...
==> Making package: enum4linux 0.8.9-1 (Wed 26 Aug 2020 10:20:34 PM)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Downloading enum4linux-0.8.9.tar.gz...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
curl: (60) SSL certificate problem: unable to get local issuer certificate
More details here: https://curl.haxx.se/docs/sslcerts.html

curl failed to verify the legitimacy of the server and therefore could not
establish a secure connection to it. To learn more about this situation and
how to fix it, please visit the web page mentioned above.
==> ERROR: Failure while downloading https://labs.portcullis.co.uk/download/enum4linux-0.8.9.tar.gz
    Aborting...
Failed to build enum4linux