* emulparams/m68knbsd.h: Ditto.
(TEXT_START_ADDR, NONPAGED_TEXT_START_ADDR): We have 8K pagesize.
(EXECUTABLE_SYMBOLS): Hardcode __DYNAMIC to zero for the time
being.
* emulparams/m68k4knbsd.sh: New file.
* scripttempl/aout.sc: Expand EXECUTABLE_SYMBOLS if relocating.