[HOOK - conan-center.py] post_package_info(): ERROR: [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] The *.cmake files have to be placed in a folder declared as `cpp_info.builddirs`. Currently folders declared: [''] (https://github.com/conan-io/conan-center-index/wiki/Error-Knowledge-Base#KB-H019)
[HOOK - conan-center.py] post_package_info(): ERROR: [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] Found files:
./bin/mesonbuild/cmake/data/preload.cmake (https://github.com/conan-io/conan-center-index/wiki/Error-Knowledge-Base#KB-H019)
pkgconf/1.6.3 (test package): WARN: This conanfile has no build step
ERROR: pkgconf/1.6.3 (test package): Error in test() method, line 19
	self.run("{} libexample1 --libs".format(os.environ["PKG_CONFIG"]))
	ConanException: Error 127 while executing /tmp/c3ipr/pr_1013_5_0_0/.conan/data/pkgconf/1.6.3/_/_/package/e30939caa2339df448fcf9917da7b5ebc54646b6/bin/pkgconf libexample1 --libs