whereis is a Unix command used to locate some special files of a Unix command like the binary, source and manual page files. Unix which is usually preferred to locate a binary file, because it is POSIX and it can identify shell aliases. ... Found on http://en.wikipedia.org/wiki/Whereis
whereis is a Unix command used to locate some special files of a Unix command like the binary, source and manual page files. Unix which is usually preferred to locate a binary file, because it is POSIX and it can identify shell aliases. ...