AC_TYPE_GETGROUPS
AC_HEADER_MAJOR
AC_SIG_ATOMIC_T
+AC_STAT64
AC_CHECK_LIB(nsl, main)
AC_CHECK_FUNCS(sigaction strerror strsignal pread sys_siglist _sys_siglist getdents mctl putpmsg prctl sendmsg inet_ntop)
AC_CHECK_HEADERS(sys/reg.h sys/filio.h sys/acl.h sys/asynch.h sys/door.h sys/stream.h sys/tiuser.h sys/sysconfig.h asm/sigcontext.h ioctls.h sys/ioctl.h sys/ptrace.h termio.h linux/ptrace.h asm/reg.h linux/in6.h sys/uio.h linux/netlink.h linux/if_packet.h)