NetBSD 5.0.2 i386上无法成功编译Exuberant Ctags

无论ctags的版本是svn的trunk还是5.8，都无法成功编译，错误如下：

In file included from /usr/include/machine/endian.h:3,
                 from /usr/include/sys/types.h:98,
                 from /usr/include/stdlib.h:41,
                 from vstring.h:20,
                 from entry.h:21,
                 from debug.h:22,
                 from args.c:22:
/usr/include/sys/endian.h:203: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:203: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:204: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:204: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:205: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:205: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:206: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:206: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:207: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:207: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:208: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:208: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:220: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:220: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:221: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:221: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:222: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:222: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:223: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:223: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:224: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:224: error: expected identifier or '(' before ')' token
/usr/include/sys/endian.h:225: error: expected ')' before '__attribute__'
/usr/include/sys/endian.h:225: error: expected identifier or '(' before ')' token
*** Error code 1

有谁知道这是怎么回事吗？
谢谢。

pkg里面编呢