win: build fix

Author: lws-team

AGENTS.md

@@ -81,7 +81,8 @@ Lws is unusual in that
  - we support a lot of platforms in CI.  Code won't pass CI unless it takes care about the spread
    of platforms it will be tested on, eg, things that are platform-specific should go in lib/plat
    and for "not quite standard" platforms like POSIX on windows, we have to carefully use helpers
-   like `LWS_POSIX_LENGTH_CAST()` as glue to fill the differences where needed.
+   like `LWS_POSIX_LENGTH_CAST()` as glue to fill the differences where needed, and `lws_sockfd_type`
+   which can adapt to needing a HANDLE on windows rather than just assume int.
 
 ## Security
 

lib/roles/quic/ops-quic.c

@@ -69,7 +69,7 @@ lws_quic_prefaddr_swap_socket(struct lws *nwsi, const lws_sockaddr46 *to_sa46)
 	struct lws_context_per_thread *pt = &cx->pt[(int)nwsi->tsi];
 	lws_sock_file_fd_type new_sock;
 	int fam = to_sa46->sa4.sin_family;
-	int n_fd;
+	lws_sockfd_type n_fd;
 
 	n_fd = socket(fam, SOCK_DGRAM, 0);
 	if (!lws_socket_is_valid(n_fd)) {