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diff --git a/debian/vendor-h2o/deps/klib/kvec.h b/debian/vendor-h2o/deps/klib/kvec.h
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--- a/debian/vendor-h2o/deps/klib/kvec.h
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-/* The MIT License
-
- Copyright (c) 2008, by Attractive Chaos <attractor@live.co.uk>
-
- Permission is hereby granted, free of charge, to any person obtaining
- a copy of this software and associated documentation files (the
- "Software"), to deal in the Software without restriction, including
- without limitation the rights to use, copy, modify, merge, publish,
- distribute, sublicense, and/or sell copies of the Software, and to
- permit persons to whom the Software is furnished to do so, subject to
- the following conditions:
-
- The above copyright notice and this permission notice shall be
- included in all copies or substantial portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- SOFTWARE.
-*/
-
-/*
- An example:
-
-#include "kvec.h"
-int main() {
- kvec_t(int) array;
- kv_init(array);
- kv_push(int, array, 10); // append
- kv_a(int, array, 20) = 5; // dynamic
- kv_A(array, 20) = 4; // static
- kv_destroy(array);
- return 0;
-}
-*/
-
-/*
- 2008-09-22 (0.1.0):
-
- * The initial version.
-
-*/
-
-#ifndef AC_KVEC_H
-#define AC_KVEC_H
-
-#include <stdlib.h>
-
-#define kv_roundup32(x) (--(x), (x)|=(x)>>1, (x)|=(x)>>2, (x)|=(x)>>4, (x)|=(x)>>8, (x)|=(x)>>16, ++(x))
-
-#define kvec_t(type) struct { size_t n, m; type *a; }
-#define kv_init(v) ((v).n = (v).m = 0, (v).a = 0)
-#define kv_destroy(v) free((v).a)
-#define kv_A(v, i) ((v).a[(i)])
-#define kv_pop(v) ((v).a[--(v).n])
-#define kv_size(v) ((v).n)
-#define kv_max(v) ((v).m)
-
-#define kv_resize(type, v, s) ((v).m = (s), (v).a = (type*)realloc((v).a, sizeof(type) * (v).m))
-
-#define kv_copy(type, v1, v0) do { \
- if ((v1).m < (v0).n) kv_resize(type, v1, (v0).n); \
- (v1).n = (v0).n; \
- memcpy((v1).a, (v0).a, sizeof(type) * (v0).n); \
- } while (0) \
-
-#define kv_push(type, v, x) do { \
- if ((v).n == (v).m) { \
- (v).m = (v).m? (v).m<<1 : 2; \
- (v).a = (type*)realloc((v).a, sizeof(type) * (v).m); \
- } \
- (v).a[(v).n++] = (x); \
- } while (0)
-
-#define kv_pushp(type, v) (((v).n == (v).m)? \
- ((v).m = ((v).m? (v).m<<1 : 2), \
- (v).a = (type*)realloc((v).a, sizeof(type) * (v).m), 0) \
- : 0), ((v).a + ((v).n++))
-
-#define kv_a(type, v, i) (((v).m <= (size_t)(i)? \
- ((v).m = (v).n = (i) + 1, kv_roundup32((v).m), \
- (v).a = (type*)realloc((v).a, sizeof(type) * (v).m), 0) \
- : (v).n <= (size_t)(i)? (v).n = (i) + 1 \
- : 0), (v).a[(i)])
-
-#endif