安装软件时出现以下的问题。请教这类的错误高手是如何看，怎样解决？

roor123

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... configure: error: newly created file is older than distributed files!
Check your system clock

!!! Please attach the following file when seeking support:
!!! /var/tmp/portage/media-libs/jpeg-7/work/jpeg-7/config.log
*
* ERROR: media-libs/jpeg-7 failed.
* Call stack:
*               ebuild.sh, line   49:  Called src_configure
*             environment, line 2537:  Called econf '--disable-dependency-tracking' '--enable-shared' '--enable-static' '--enable-maxmem=64'
*               ebuild.sh, line  534:  Called die
* The specific snippet of code:
*                      die "econf failed"
*  The die message:
*   econf failed
*
* If you need support, post the topmost build error, and the call stack if relevant.
* A complete build log is located at '/var/tmp/portage/media-libs/jpeg-7/temp/build.log'.
* The ebuild environment file is located at '/var/tmp/portage/media-libs/jpeg-7/temp/environment'.
*

>>> Failed to emerge media-libs/jpeg-7, Log file:

>>>  '/var/tmp/portage/media-libs/jpeg-7/temp/build.log'

* Messages for package media-libs/jpeg-7:

*
* ERROR: media-libs/jpeg-7 failed.
* Call stack:
*               ebuild.sh, line   49:  Called src_configure
*             environment, line 2537:  Called econf '--disable-dependency-tracking' '--enable-shared' '--enable-static' '--enable-maxmem=64'
*               ebuild.sh, line  534:  Called die
* The specific snippet of code:
*                      die "econf failed"
*  The die message:
*   econf failed
*
* If you need support, post the topmost build error, and the call stack if relevant.
* A complete build log is located at '/var/tmp/portage/media-libs/jpeg-7/temp/build.log'.
* The ebuild environment file is located at '/var/tmp/portage/media-libs/jpeg-7/temp/environment'.
*

* IMPORTANT: 1 news items need reading for repository 'gentoo'.
* Use eselect news to read news items.

roor123

我这样理解正确吗？checking for a BSD-compatible install... /usr/bin/install -c
出问题。checking whether build environment is sane... configure: error: newly created file is older than distributed files!
Check your system clock

这段文字是解决问题吗？

ltwan2001

Post by roor123;2037335
我这样理解正确吗？checking for a BSD-compatible install... /usr/bin/install -c
出问题。checking whether build environment is sane... configure: error: newly created file is older than distributed files!
Check your system clock

这段文字是解决问题吗？

對頭。。。參看gentoo安裝手冊，確認你的系统時鐘