Fixes for gcc warnings - mostly WRT check of returns values

[yaz-moved-to-github.git] / zoom / zoomtst6.c

diff --git a/zoom/zoomtst6.c b/zoom/zoomtst6.c
index 931e399..cce5ea1 100644 (file)
--- a/zoom/zoomtst6.c
+++ b/zoom/zoomtst6.c
@@ -29,7 +29,10 @@ static void display_records (const char *tname, ZOOM_resultset r)
             {
                 printf ("%d %s\n", pos+1, (db ? db : "unknown"));
                 if (render)
-                    fwrite (render, 1, len, stdout);
+                {
+                    if (fwrite (render, 1, len, stdout) != len)
+                        printf("write to stdout failed\n");
+                }
                 printf ("\n");
             }
         }