avoid const poison

git-svn-id: http://www.varnish-cache.org/svn/trunk@283 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache.h

@@ -131,7 +131,7 @@ struct backend {
 
 /* cache_acceptor.c */
 void vca_write(struct sess *sp, void *ptr, size_t len);
-void vca_write_obj(struct sess *sp, const char *b, unsigned l);
+void vca_write_obj(struct sess *sp, char *b, unsigned l);
 void vca_flush(struct sess *sp);
 void vca_return_session(struct sess *sp);
 void vca_close_session(struct sess *sp, const char *why);

bin/varnishd/cache_acceptor.c

@@ -85,7 +85,7 @@ vca_write(struct sess *sp, void *ptr, size_t len)
 }
 
 void
-vca_write_obj(struct sess *sp, const char *b, unsigned l)
+vca_write_obj(struct sess *sp, char *b, unsigned l)
 {
 	struct storage *st;
 	unsigned u = 0;