IMPORTED
From Get docs
Cmake/docs/3.21/prop tgt/imported
IMPORTED
Read-only indication of whether a target is IMPORTED
.
The boolean value of this property is True
for targets created with the IMPORTED
option to add_executable() or add_library(). It is False
for targets built within the project.
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Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.21/prop_tgt/IMPORTED.html