Description: Fix FTBFS on Hurd (bug: 424571)
Author: Roger Light <roger@atchoo.org>
Forwarded: yes
--- a/config.h
+++ b/config.h
@@ -23,6 +23,8 @@
 #define strerror_r(e, b, l) strerror_s(b, l, e)
 #endif
 
+#include <errno.h>
+
 
 #define uthash_malloc(sz) mosquitto__malloc(sz)
 #define uthash_free(ptr,sz) mosquitto__free(ptr)