groups : /usr/src/old/groups/groups.c /usr/include/sys/param.h \
  /usr/include/sys/types.h /usr/include/machine/endian.h \
  /usr/include/sys/cdefs.h /usr/include/machine/ansi.h \
  /usr/include/machine/types.h /usr/include/sys/syslimits.h \
  /usr/include/sys/signal.h /usr/include/machine/signal.h \
  /usr/include/machine/trap.h /usr/include/machine/param.h \
  /usr/include/machine/psl.h /usr/include/machine/limits.h /usr/include/grp.h \
  /usr/include/pwd.h /usr/include/stdio.h 
