2 files changed, 11 insertions, 2 deletions
diff --git a/misc.c b/misc.c
index 13ceb0c..fd8b764 100644
--- a/misc.c
+++ b/misc.c
@@ -762,7 +762,7 @@ void fd_nonblock(int fd)
 {
 #ifdef FIONBIO
 #ifdef _WIN32
-    long opt = 1;
+    unsigned long opt = 1;
 #else
     int opt = 1;
 #endif
@@ -780,7 +780,11 @@ void fd_nonblock(int fd)
 void fd_block(int fd)
 {
 #ifdef FIONBIO
+#ifdef _WIN32
+    unsigned long opt = 0;
+#else
     int opt = 0;
+#endif
 
     ioctlsocket(fd, FIONBIO, &opt);
 #else
diff --git a/socket.c b/socket.c
index beb00b5..d217082 100644
--- a/socket.c
+++ b/socket.c
@@ -478,7 +478,12 @@ void sorecvfrom(struct socket *so)
         udp_detach(so);
     } else { /* A "normal" UDP packet */
         struct mbuf *m;
-        int len, n;
+        int len;
+#ifdef _WIN32
+        unsigned long n;
+#else
+        int n;
+#endif
 
         if (!(m = m_get()))
             return;