The prefix for static libraries that you link to.
The prefix to use for the name of a static library, lib on UNIX.
CMAKE_STATIC_LIBRARY_PREFIX_<LANG> overrides this for language <LANG>.
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© 2000–2011 Insight Software Consortium
Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.7/variable/CMAKE_STATIC_LIBRARY_PREFIX.html