patch 7.4.1314
Problem:    Warning for uninitialzed variable.
Solution:   Initialize it. (Dominique Pelle)
diff --git a/src/channel.c b/src/channel.c
index d810925..fa40a14 100644
--- a/src/channel.c
+++ b/src/channel.c
@@ -1537,7 +1537,7 @@
     channel_T	*channel = &channels[ch_idx];
     int		len = (int)STRLEN(buf);
     int		res;
-    int		fd;
+    int		fd = -1;
     int		use_socket = FALSE;
 
     if (channel->ch_sock >= 0)