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NAME
whereis - locate the binary, source, and manual page files for a command
SYNOPSIS
whereis [-bmsu] [-BMS directory... -f] filename...
例1：查找Nginx相关路径
[root@nginx]# whereis nginx nginx: /usr/sbin/nginx /etc/nginx /usr/lib64/nginx /usr/share/nginx
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原文地址：http://www.cnblogs.com/liangdalong/p/5609197.html
