Compiling root on Ubuntu18: complaining about iostream.h in iostrm.h

[Wile_E_Coyote]

Error in installing any of the 5.34 version of ROOT in Fedora 28

Try the head of the v5-34-00-patches branch (you may need to add “--enable-gsl-shared --disable-fitsio” when configuring it) for ROOT 5 or the newest ROOT 6 release.

Root installation problem when trying to download lz4 file from github repository

I guess you should be able to compile ROOT 5.34/38 thought I would say that you should better take the head of the v5-34-00-patches branch (you may need to add “--enable-gsl-shared --disable-fitsio” when configuring it) for ROOT 5 or the newest ROOT 6 release. Maybe the problem is that “curl” actually tries to download files using “https”, not “http” (and maybe it is missing an appropriate “proxy”). You need to make sure that the following command works: curl -L https://github.com/lz4/lz4/arch…