diff --git a/lib/krb5/net_read.c b/lib/krb5/net_read.c
index 41258067f..3793c11f2 100644
--- a/lib/krb5/net_read.c
+++ b/lib/krb5/net_read.c
@@ -42,10 +42,11 @@ RCSID("$Id$");
 
 ssize_t
 krb5_net_read (krb5_context context,
-	       int fd,
+	       void *p_fd,
 	       void *buf,
 	       size_t len)
 {
+  int fd = *((int *)p_fd);
   char *cbuf = (char *)buf;
   ssize_t count;
   size_t rem = len;
diff --git a/lib/krb5/net_write.c b/lib/krb5/net_write.c
index 16ea18cff..6ec2e2bf8 100644
--- a/lib/krb5/net_write.c
+++ b/lib/krb5/net_write.c
@@ -42,10 +42,11 @@ RCSID("$Id$");
 
 ssize_t
 krb5_net_write (krb5_context context,
-		int fd,
+		void *p_fd,
 		const void *buf,
 		size_t len)
 {
+  int fd = *((int *)p_fd);
   char *cbuf = (char *)buf;
   ssize_t count;
   size_t rem = len;