cmake BSON_HAVE_STRLCPY examples

cvet/fonline ThirdParty/mongo-c-driver/src/libbson/CMakeLists.txt :98 

check_symbol_exists (strlcpy string.h BSON_HAVE_STRLCPY)

realm/realm-core src/external/bson/CMakeLists.txt :39 

check_symbol_exists (strlcpy string.h BSON_HAVE_STRLCPY)