Fix undefined symbol error when loading shared lib (#3193)

docs/project/changelog.md

@@ -92,6 +92,9 @@ substitutions:
   a new option `checkIntegrity`. If set to False, integrity check for Python Packages
   will be disabled.
 
+- {{ Fix }} Fix undefined symbol error when loading shared library
+  {pr}`3193`
+
 - {{ Fix }} Shared libraries with version suffix are now handled correctly.
   {pr}`3154`
 

src/js/load-package.ts

@@ -415,6 +415,7 @@ async function loadDynlib(lib: string, shared: boolean) {
       nodelete: true,
       global: loadGlobally,
       fs: libraryFS,
+      allowUndefined: true,
     });
   } catch (e: any) {
     if (e && e.message && e.message.includes("need to see wasm magic number")) {