diff --git a/source/shared_lib/sources/platform/miniupnpc/minissdpc.c b/source/shared_lib/sources/platform/miniupnpc/minissdpc.c
index c4913fb89..5f6f478f3 100644
--- a/source/shared_lib/sources/platform/miniupnpc/minissdpc.c
+++ b/source/shared_lib/sources/platform/miniupnpc/minissdpc.c
@@ -9,7 +9,9 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#ifndef _WIN32
 #include <unistd.h>
+#endif
 #include <sys/types.h>
 #if defined(_WIN32) || defined(__amigaos__) || defined(__amigaos4__)
 #ifdef _WIN32
@@ -18,6 +20,8 @@
 #include <io.h>
 #include <winsock.h>
 #include <stdint.h>
+
+typedef SSIZE_T ssize_t;
 #endif
 #if defined(__amigaos__) || defined(__amigaos4__)
 #include <sys/socket.h>