AC_CHECK_FUNCS(waitpid strtok pipe getcwd mkdir strdup strerror chown chmod mknod)
AC_CHECK_FUNCS(fchmod fstat strchr bcopy bzero readlink link utime utimes)
AC_CHECK_FUNCS(memmove getopt_long lchown setlinebuf)
AC_CHECK_FUNCS(waitpid strtok pipe getcwd mkdir strdup strerror chown chmod mknod)
AC_CHECK_FUNCS(fchmod fstat strchr bcopy bzero readlink link utime utimes)
AC_CHECK_FUNCS(memmove getopt_long lchown setlinebuf)