Check for errors returned by close(), which is when we notice out-of-space
errors on NFS.  Patch by Tomas Smetana.  RT#6399

Index: src/appl/bsd/krcp.c
===================================================================
--- src/appl/bsd/krcp.c	(revision 22038)
+++ src/appl/bsd/krcp.c	(working copy)
@@ -1115,7 +1115,10 @@
 	  wrerr++;
 	if (ftruncate(of, size))
 	  error("rcp: can't truncate %s: %s\n", nambuf, error_message(errno));
-	(void) close(of);
+	if (close(of) != 0)
+	{
+		error("rcp: error closing %s: %s\n", nambuf, error_message(errno));
+	}
 	(void) response();
 	if (setimes) {
 	    setimes = 0;