A little fix in xwrite().
>From 3727d2e334
Mon Sep 17 00:00:00 2001
From: Quentin Rameau <quinq@fifth.space>
Date: Fri, 24 Jul 2015 11:40:46 +0200
Subject: [PATCH] Fix type for write(2) return variable.
The allocated lengh of s fits into an integer so we can safely use
ssize_t here.
master