Found the following significant warnings:
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_false.Rd:13: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_false.Rd:14: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_false.Rd:15: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_force.Rd:14: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_force.Rd:15: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_installed.Rd:13: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_installed.Rd:14: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_not_false.Rd:25: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_not_false.Rd:13: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_not_false.Rd:18: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_not_false.Rd:19: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_not_false.Rd:20: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_null_or_true.Rd:13: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_null_or_true.Rd:14: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_null_or_true.Rd:15: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_of_length_zero.Rd:16: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_of_length_zero.Rd:17: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_r_cmd_check.Rd:10: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_r_cmd_check.Rd:11: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_r_package_installed.Rd:15: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_r_package_installed.Rd:16: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_running_on_fvafrcu_machines.Rd:10: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_running_on_fvafrcu_machines.Rd:11: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_running_on_gitlab_com.Rd:13: file link ‘TRUE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/is_running_on_gitlab_com.Rd:14: file link ‘FALSE’ in package ‘base’ does not exist and so has been treated as a topic
  Rd warning: /tmp/RtmpYRtkee/R.INSTALL7a9748a6748d/fritools/man/load_internal_functions.Rd:31: file link ‘checkUsageEnv’ in package ‘codetools’ does not exist and so has been treated as a topic
See ‘/home/hornik/tmp/R.check/r-patched-gcc/Work/PKGS/fritools.Rcheck/00install.out’ for details.