is to allow proprietary code to link against an LGPL library. However, the "proprietary linking" portion of the license also allows GPLv3 code to link against it. It's the same with non-copyleft licenses.
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The whole point of the LGPL...
is to allow proprietary code to link against an LGPL library. However, the "proprietary linking" portion of the license also allows GPLv3 code to link against it. It's the same with non-copyleft licenses.