wrk: crash fix

Apply patch suggested in issue https://github.com/termux/termux-packages/issues/5291.

packages/wrk/build.sh

@@ -2,7 +2,7 @@ TERMUX_PKG_HOMEPAGE=https://github.com/wg/wrk
 TERMUX_PKG_DESCRIPTION="Modern HTTP benchmarking tool"
 TERMUX_PKG_LICENSE="Apache-2.0"
 TERMUX_PKG_VERSION=4.1.0
-TERMUX_PKG_REVISION=1
+TERMUX_PKG_REVISION=2
 TERMUX_PKG_SRCURL=https://github.com/wg/wrk/archive/${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=6fa1020494de8c337913fd139d7aa1acb9a020de6f7eb9190753aa4b1e74271e
 TERMUX_PKG_DEPENDS="openssl, luajit"

packages/wrk/crash-fix.patch

@@ -0,0 +1,25 @@
+diff -ur wrk-4.1.0-orig/src/zmalloc.c wrk-4.1.0/src/zmalloc.c
+--- wrk-4.1.0-orig/src/zmalloc.c	2020-05-07 01:47:50.562052028 +0000
++++ wrk-4.1.0/src/zmalloc.c	2020-05-07 01:48:12.281671231 +0000
+@@ -45,13 +45,19 @@
+ #include "zmalloc.h"
+ #include "atomicvar.h"
+ 
++#ifdef _LP64
++#define ALIGMENT (16)
++#else
++#define ALIGMENT (8)
++#endif
++#define ROUND_UP(n,r) (((n + r - 1) / r ) * r)
+ #ifdef HAVE_MALLOC_SIZE
+ #define PREFIX_SIZE (0)
+ #else
+ #if defined(__sun) || defined(__sparc) || defined(__sparc__)
+-#define PREFIX_SIZE (sizeof(long long))
++#define PREFIX_SIZE (ROUND_UP(sizeof(long long), ALIGMENT))
+ #else
+-#define PREFIX_SIZE (sizeof(size_t))
++#define PREFIX_SIZE (ROUND_UP(sizeof(size_t), ALIGMENT))
+ #endif
+ #endif
+