libdpkg: Use memset instead of ad-hoc operation

ChangeLog

@@ -1,3 +1,7 @@
+2008-06-01  Guillem Jover  <guillem@debian.org>
+
+	* lib/varbuf.c (varbufdupc): Use memset instead of ad-hoc operation.
+
 2008-06-01  Guillem Jover  <guillem@debian.org>
 
 	* lib/subproc.c (setup_subproc_signals): Use size_t intead of int

lib/varbuf.c

@@ -38,11 +38,8 @@ void varbufdupc(struct varbuf *v, int c, ssize_t n) {
   char *b = v->buf + v->used;
   v->used += n;
   if (v->used >= v->size) varbufextend(v);
- 
-  while(n) {
-    *b= c;
-    b++; n--;
-  }
+
+  memset(b, c, n);
 }
 
 int varbufprintf(struct varbuf *v, const char *fmt, ...) {