New Yours API Help 476 bytes, Python 2 Soft wrap Raw text Duplicate 1 2 3 4 5 6 7 8 9 10 11 Installing omniauth - multipassword 0.4 . 1 Gem :: Ext :: BuildError : ERROR : Failed to build gem native extension . / usr / bin / ruby2 . 2 - r ./ siteconf20150222 - 1 - 1 be3vkb . rb extconf . rb checking for main () in - lc ... yes checking for krb5_init_context () in - lkrb5 ... no *** extconf . rb failed *** Could not create Makefile due to some reason , probably lack of necessary libraries and / or headers . Check the mkmf . log file for more details . You may need configuration options . Pasted 15 seconds ago — Expires in 7 days URL: http://dpaste.com/039NJ5D About dpaste.com ...