configure error while configure

[dawson]

while i configure the nginx-0.7.39 , I found the error .what should i do ?
I configure the other version of nginx , but the same error occur .Is there anyone could provide the useful information .
Thank you!


root at u15353017 nginx-0.7.39]# ./configure --user=webuser --group=webuser --prefix=/usr/local/nginx --with-http_stub_status_module --with-http_ssl_module --with-http_sub_module --with-md5=/usr/lib --with-sha1=/usr/lib --with-http_gzip_static_module
checking for OS
 + Linux 2.6.30rootserver-20090525a x86_64
checking for C compiler ... found
 + using GNU C compiler
 + gcc version: 4.1.2 20080704 (Red Hat 4.1.2-44)
checking for gcc -pipe switch ... found
checking for gcc variadic macros ... found
checking for C99 variadic macros ... found
checking for unistd.h ... found
checking for inttypes.h ... found
checking for limits.h ... found
checking for sys/filio.h ... not found
checking for crypt.h ... found
checking for Linux specific features
auto/os/linux: line 20: 2*256*256+6*256+30rootserver: value too great for base (error token is "30rootserver")
# cd ..

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,5031,5031#msg-5031