that the port otherwise uses files from another port. (Note: support for FILE_DEPENDS is not in bsd.port.mk yet, so it's a no-op for now.)
bsd.port.mk that will be committed soon, this will disable automatic package building when PACKAGE_BUILDING is defined (so they can be built from separate scripts). These are no-ops for ordinary users (i.e., when PACKAGE_BUILDING is not defined).
many files from jtex209-both port.