nanosleep patch

I can't create a merge request so here's a patch:

From 4467530c2396c61e886bf2dc4563be0e9c54394b Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Fri, 3 Apr 2020 19:32:39 -0700
Subject: [PATCH] nonblocking: remove usleep usage

usleep is deprecated under POSIX 2008 and is optionally unavailable
with uClibc-ng.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 examples/nonblocking.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/examples/nonblocking.c b/examples/nonblocking.c
index 8e38a94..2f15b80 100644
--- a/examples/nonblocking.c
+++ b/examples/nonblocking.c
@@ -70,8 +70,10 @@ int main()
     if (ret == SHOUTERR_BUSY)
         printf("Connection pending...\n");
 
+    const struct timespec req = {0, 10 * 1000 * 1000};
+    struct timespec rem;
     while (ret == SHOUTERR_BUSY) {
-        usleep(10000);
+        nanosleep(&req, &rem);
         ret = shout_get_connected(shout);
     }
 
-- 
2.26.2