--- gvpe/src/gvpectrl.C	2011/02/15 13:31:23	1.11
+++ gvpe/src/gvpectrl.C	2011/03/06 13:49:50	1.12
@@ -253,7 +253,8 @@
 
       f = fopen (fname, "a");
 
-      if (!f)
+      /* some libcs are buggy and require an extra seek to the end */
+      if (!f || fseek (f, 0, SEEK_END))
         {
           perror (fname);
           exit (EXIT_FAILURE);