Expose VGZ_NewGzip()

bin/varnishd/cache.h

@@ -627,6 +627,7 @@ void Fetch_Init(void);
 struct vgz;
 
 struct vgz *VGZ_NewUngzip(const struct sess *sp, struct ws *tmp);
+struct vgz *VGZ_NewGzip(const struct sess *sp, struct ws *tmp);
 void VGZ_Ibuf(struct vgz *, const void *, ssize_t len);
 int VGZ_IbufEmpty(struct vgz *vg);
 void VGZ_Obuf(struct vgz *, const void *, ssize_t len);

bin/varnishd/cache_gzip.c

@@ -151,7 +151,7 @@ VGZ_NewUngzip(const struct sess *sp, struct ws *tmp)
 	return (vg);
 }
 
-static struct vgz *
+struct vgz *
 VGZ_NewGzip(const struct sess *sp, struct ws *tmp)
 {
 	struct vgz *vg;