On 2015-12-07 17:50, Roman writes: > I use some init.el config between few computers > My problem is in proxy configuration on my working computer. > How to set proxy configuration dynamically in emacs? May be some "if/else" condition? > Thank you for answer! This should help you get started: http://ergoemacs.org/emacs/elisp_determine_OS_version.html Best, Alan -- OpenPGP Key ID : 040D0A3B4ED2E5C7 Athmospheric CO₂ (Updated December 6, 2015, Mauna Loa Obs.): 400.80 ppm