UnderscoreInUseFlag: USE flag 'rclock_arbiter' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_generic' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_gpsd' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_hpgps' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_jjy' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_local' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_modem' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_nmea' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_oncore' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_pps' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_shm' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_spectracom' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_trimble' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_truetime' uses reserved underscore character
  UnderscoreInUseFlag: USE flag 'rclock_zyfer' uses reserved underscore character
  DistutilsNonPEP517Build: version 1.2.2: uses deprecated non-PEP517 build mode, please switch to DISTUTILS_USE_PEP517=...
  DistutilsNonPEP517Build: version 1.2.2-r1: uses deprecated non-PEP517 build mode, please switch to DISTUTILS_USE_PEP517=...
  DistutilsNonPEP517Build: version 1.2.2a: uses deprecated non-PEP517 build mode, please switch to DISTUTILS_USE_PEP517=...
  DistutilsNonPEP517Build: version 9999: uses deprecated non-PEP517 build mode, please switch to DISTUTILS_USE_PEP517=...