logformat was crashing on RHEL5 machines. the contents of ap was being changed. addresses #33

git-svn-id: file:///svn/tokudb@742 c7de825b-a66e-492c-adef-691d508d4ae1

newbrt/logformat.c

@@ -79,6 +79,8 @@ void fprintf2 (FILE *f1, FILE *f2, const char *format, ...) {
     int r;
     va_start(ap, format);
     r=vfprintf(f1, format, ap); assert(r>=0);
+    va_end(ap);
+    va_start(ap, format);
     r=vfprintf(f2, format, ap); assert(r>=0);
     va_end(ap);
 }