module FFI::Library

def ffi_lib(*names)
  ffi_libs = []
  names.each do |name|
    [ name, FFI.map_library_name(name) ].each do |libname|
      begin
        lib = FFI::DynamicLibrary.open(libname, FFI::DynamicLibrary::RTLD_LAZY | FFI::DynamicLibrary::RTLD_GLOBAL)
        if lib
          ffi_libs << lib
          break
        end
      rescue LoadError => ex
      end
    end
  end
  raise LoadError, "Could not open any of [#{names.join(", ")}]" if ffi_libs.empty?
  @ffi_libs = ffi_libs
end