bpo-40280: Disable epoll_create in Emscripten config.site (GH-30494)

Co-authored-by: nick.pope@infogrid.io

Author: emmatyping

Tools/wasm/config.site-wasm32-emscripten

@@ -33,7 +33,7 @@ ac_cv_lib_bz2_BZ2_bzCompress=no
 # The rest is based on pyodide
 # https://github.com/pyodide/pyodide/blob/main/cpython/pyconfig.undefs.h
 
-ac_cv_func_epoll=no
+ac_cv_func_epoll_create=no
 ac_cv_func_epoll_create1=no
 ac_cv_header_linux_vm_sockets_h=no
 ac_cv_func_socketpair=no