之前一直安装的没问题，今天貌似在升级完gcc后config出问题了。。

coronasky@coronasky-laptop:~/freebbs$ ./freeconfig
checking build system type... i686-pc-linux-gnu
checking host system type... i686-pc-linux-gnu
checking target system type... i686-pc-linux-gnu
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking for style of include used by make... GNU
checking for gcc... gcc
checking for C compiler default output file name...
configure: error: C compiler cannot create executables
See `config.log' for more details.

config.log中出错信息如下：
...
gcc version 4.2.4 (Ubuntu 4.2.4-1ubuntu4)
configure:3296: $? = 0
configure:3303: gcc -V >&5
gcc: '-V' option must have argument
configure:3306: $? = 1
configure:3329: checking for C compiler default output file name
configure:3356: gcc -g -DLINUX   conftest.c  >&5
/lib/libc.so.6: could not read symbols: Input/output error
collect2: ld returned 1 exit status
configure:3359: $? = 1
configure:3397: result:
configure: failed program was:
...
...
以前从来没有出过问题，libc6-dev和build-essential都安装过的。。
求教！谢谢！
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