Add Solaris utf-8 support for Postgresql

I need to use utf-8, but "locale -a" produces: C POSIX iso_8859_1 the os is: SunOS cteraportal 5.11 NexentaOS_134f i86pc i386 i86pc Solaris Additional info: root@cteraportal:~# dpkg -l locales Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Installed/Config-f/Unpacked/Failed-cfg/Half-inst/t-aWait/T-pend |/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad) ||/ Name Version Description +++-==============-==============-============================================ ii locales 1:5.11.134-1 Transitional package How can i add utf-8? **More info** Back to this issue after some time... I installed 2 locale packages: SUNWeu8os SUNWeuluf ( other packages from https://docs.oracle.com/cd/E19253-01/html/817-0545/eezez.html#scrolltoc fail on dependency packages that I didn't find ) now locale -e shows: C POSIX en_US.UTF-8 iso_8859_1 but building a postgresql db with en_US.UTF-8 still isn't supported. I need to find and install the right packages for nexenta