ARG_ENABLE("uv", "for uv support", "no");

if (PHP_UV != "no") {
    var libuv_target_dir = ".\\libuv\\Release";
    if (PHP_DEBUG == "yes") {
      libuv_target_dir = ".\\libuv\\Debug"
    }

    if (CHECK_HEADER_ADD_INCLUDE("uv.h", "CFLAGS_UV", ".\\libuv\\include") && 
        CHECK_LIB("uv.lib", "uv", libuv_target_dir)
    ) {
        EXTENSION('uv', 'php_uv.c uv.c');
    } else {
        WARNING("uv not enabled; libraries and/or headers not found. You have to execute vcbuild.bat first");
    }
    CHECK_LIB("Iphlpapi.lib","uv", PHP_UV);
    CHECK_LIB("psapi.lib","uv", PHP_UV);
    CHECK_LIB("Ws2_32.lib","uv", PHP_UV);
}