AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
-AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h netinet/in.h stddef.h stdint.h stdlib.h string.h sys/ioctl.h sys/socket.h syslog.h termios.h unistd.h])
+AC_CHECK_HEADERS([arpa/inet.h fcntl.h features.h limits.h netinet/in.h stddef.h stdint.h stdlib.h string.h sys/ioctl.h sys/socket.h syslog.h termios.h unistd.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_FUNC_SELECT_ARGTYPES
AC_FUNC_STRFTIME
AC_FUNC_VPRINTF
-AC_CHECK_FUNCS([ftruncate inet_ntoa memchr munmap select socket strcasecmp strchr strcspn strerror strrchr strspn strtoul strtoull])
+AC_CHECK_FUNCS([ftruncate fdopendir inet_ntoa lstat64 memchr munmap select socket strcasecmp strchr strcspn strerror strrchr strspn strtoul strtoull])
AC_CONFIG_FILES([Makefile])
AC_OUTPUT