xargs: illegal option -- r on OSX

[sen4ik]

Issue Details

CMSmap Version: 59dd0e2
CMS Type: Drupal 7
CMS Version: 7.44
OS Information: OSX 10.14.6

Steps to reproduce the issue

Run cmsmap against Drupal site.
The issue is following:
xargs: illegal option -- r
usage: xargs [-0opt] [-E eofstr] [-I replstr [-R replacements]] [-J replstr]
[-L number] [-n number [-x]] [-P maxprocs] [-s size]
[utility [argument ...]]
xargs: illegal option -- r
usage: xargs [-0opt] [-E eofstr] [-I replstr [-R replacements]] [-J replstr]
[-L number] [-n number [-x]] [-P maxprocs] [-s size]
[utility [argument ...]]

[ocervell]

Same issue on ubuntu:

[I] Wordpress Version: 6.3.1
/home/vagrant/exploitdb/searchsploit: illegal option -- -
  Usage: searchsploit [options] term1 [term2] ... [termN]