You are running into this: https://issues.apache.org/jira/browse/GUACAMOLE-246
The guacenc portion of the build currently depends on a function which is absent in older versions of libjpeg / libjpeg-turbo. You can proceed with the rest of the build by passing the --disable-guacenc option to ./configure. - Mike On Apr 25, 2017 9:08 AM, "Suncatcher16" <suncatche...@outlook.com> wrote: > The same error with 0.9.11 version. What's is wrong with sources? Does it > related to my compiler? > I have gcc Red Hat 4.8.3-9. Can anybody from devs comment this? > > > > -- > View this message in context: http://apache-guacamole- > incubating-users.2363388.n4.nabble.com/Compilation-error- > on-0-9-12-tp835p838.html > Sent from the Apache Guacamole (incubating) - Users mailing list archive > at Nabble.com. >