It is not building at all, This system (linux-x86_64) is not supported. Regards, Gaurav Mittal -----Original Message----- From: openssl-users <openssl-users-bounces@xxxxxxxxxxx> On Behalf Of Ken Goldman Sent: 22 June 2022 09:44 PM To: openssl-users@xxxxxxxxxxx Subject: [EXTERNAL] Re: Openssl upgrade to 1.1.1o on Red Linux 5.11 On 6/22/2022 10:32 AM, Gaurav Mittal11 wrote: > Hi Team, > > Is there any way to upgrade openssl in redhat 5.11 as I am getting error its not supported. > > > uname -a > > Linux serverxxx 2.6.18-419.el5 #1 SMP Wed Feb 22 22:40:57 EST 2017 > x86_64 x86_64 x86_64 GNU/Linux > > Red Hat Enterprise Linux Server release 5.11 (Tikanga) > > >> ./config --prefix=/opt/openssl-1.1.1o > --openssldir=/opt/openssl/1.1.1o > > Operating system: x86_64-whatever-linux2 > > This system (linux-x86_64) is not supported. See file INSTALL for details. Generally, that's a bad idea. All the other packages are tested against a particular version and you never know what will break. If it's just for testing, I build openssl in a local directory and link my program to it.