cmake PhysFS examples

edubart/otclient src/framework/CMakeLists.txt :218 

find_package(PhysFS REQUIRED)

Warzone2100/warzone2100 lib/framework/CMakeLists.txt :1 

find_package(PhysFS REQUIRED)

liballeg/allegro5 addons/CMakeLists.txt :190 

find_package(PhysFS)