configure sets the prefix for files it installs to
`/usr/local'. The user of
configure can select a different
prefix using the `--prefix' and `--exec-prefix' options.
There are two ways to change the default: when creating
configure, and when running it.
Some software packages might want to install in a directory besides
`/usr/local' by default. To accomplish that, use the
It may be convenient for users to have
configure guess the
installation prefix from the location of a related program that they
have already installed. If you wish to do that, you can call
PATH, the way the shell does. If program is found, set the prefix to the parent of the directory containing program; otherwise leave the prefix specified in `Makefile.in' unchanged. For example, if program is
PATHcontains `/usr/local/gnu/bin/gcc', set the prefix to `/usr/local/gnu'.
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