function startup() {
- if (process.env.NODE_USE_UV == '1') process.features.uv = true;
- if (process.env.NODE_USE_HTTP1 == '1') process.features.http1 = true;
+ if ('NODE_USE_UV' in process.env) {
+ process.features.uv = process.env.NODE_USE_UV != '0';
+ }
+
+ if ('NODE_USE_HTTP1' in process.env) {
+ process.features.http1 = process.env.NODE_USE_HTTP1 != '0';
+ }
// make sure --use-uv is propagated to child processes
if (process.features.uv) {