When I try to build PostgreSQL from pkgsrc (6.4.1), I get error:

=> Fixing locale directory references.
configure: WARNING: If you wanted to set the --build type, don't use --host.
    If a cross compiler is detected then cross compile mode will be used.
checking build system type... i386-pc-nto-qnx6.4.1
checking host system type... i386-pc-nto-qnx6.4.1
checking which template to use... configure: error: 'qnx' is not a valid template name. Use 'list' for a list.
*** Error code 1

Stop.
bmake: stopped in /pkgsrc/databases/postgresql83-client
*** Error code 1

Can anybody help me?
Other packages build successful.