added comments

rebuilt configure with autoconf

diff --git a/util.c b/util.c
index 1c7339409aaf6f23a0c47a9b47dcc66cab8f569e..856ed199cd41c08bfede74bc55a67165d3d1b248 100644 (file)
--- a/util.c
+++ b/util.c
@@ -78,6 +78,10 @@ void write_flush(int f)
 {
 }
 
+
+/* This function was added to overcome a deadlock problem when using
+ * ssh.  It looks like we can't allow our receive queue to get full or
+ * ssh will clag up. Uggh.  */
 void read_check(int f)
 {
   int n;