• Add MEMCACHED, PYTHON, TOKYOTYRANT options [1]
• Clean up CONFIGURE_ARGS [1]
• Remove 6.x bits, not supported anymore
• Use bsd.port.options.mk instead of bsd.port.pre.mk
• Fix build for NUTUPS option

PR: ports/163475 [1]
Submitted by: Krzysztof Stryjek <ports@bsdserwis.com> (maintainer) [1]