got error message when trying to compiling openssl, see as following:
[root@au3-billing-01 tmp]# cd openssl-3.0.0-alpha12/
[root@au3-billing-01 openssl-3.0.0-alpha12]# ./config --prefix=/usr --openssldir=/usr/local/openssl
Can't locate IPC/Cmd.pm in @INC (you may need to install the IPC::Cmd module) (@INC contains: /var/tmp/openssl-3.0.0-alpha12/util/perl /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 /var/tmp/openssl-3.0.0-alpha12/external/perl/Text-Template-1.56/lib) at /var/tmp/openssl-3.0.0-alpha12/util/perl/OpenSSL/config.pm line 18.
BEGIN failed--compilation aborted at /var/tmp/openssl-3.0.0-alpha12/util/perl/OpenSSL/config.pm line 18.
Compilation failed in require at /var/tmp/openssl-3.0.0-alpha12/Configure line 23.
BEGIN failed--compilation aborted at /var/tmp/openssl-3.0.0-alpha12/Configure line 23.