fix build by msvc, introduced in r3054
diff --git a/src/core/ngx_output_chain.c b/src/core/ngx_output_chain.c
index 592f14a..0e39258 100644
--- a/src/core/ngx_output_chain.c
+++ b/src/core/ngx_output_chain.c
@@ -346,7 +346,7 @@
size = (size_t) bsize;
} else {
- size = ctx->alignment - size;
+ size = (size_t) ctx->alignment - size;
if ((off_t) size > bsize) {
size = (size_t) bsize;
@@ -421,7 +421,7 @@
* userland buffer direct usage conjunctly with directio
*/
- b->start = ngx_pmemalign(ctx->pool, size, ctx->alignment);
+ b->start = ngx_pmemalign(ctx->pool, size, (size_t) ctx->alignment);
if (b->start == NULL) {
return NGX_ERROR;
}