From bf04e4d442ea261ff837fad539a02d33ee89f792 Mon Sep 17 00:00:00 2001
From: alaviss <alaviss@users.noreply.github.com>
Date: Thu, 6 Jul 2017 00:39:13 +0700
Subject: [PATCH] Musl libc fixes

Musl libc's <stdio.h> doesn't include <stdarg.h>, which cause
`va_start` and `va_end` end up being undefined symbols.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Signed-off-by: Leorize <alaviss@users.noreply.github.com>
Closes #6310
---
 lib/libspl/include/assert.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/libspl/include/assert.h b/lib/libspl/include/assert.h
index b251ace7b8..5f3b9e4e8c 100644
--- a/lib/libspl/include/assert.h
+++ b/lib/libspl/include/assert.h
@@ -31,6 +31,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <stdarg.h>
 
 static inline int
 libspl_assert(const char *buf, const char *file, const char *func, int line)