include/atomic.h: add stdlib.h for size_t

Include missing stdlib.h needed for size_t.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/include/atomic.h b/src/include/atomic.h
index 0c22b269c7c198f2e521a1410bdcf5effdfb5bbf..3ecbd28737634a61c06c040f9bcf7f4b682d5eb7 100644 (file)
--- a/src/include/atomic.h
+++ b/src/include/atomic.h
@@ -20,6 +20,8 @@
 # include "acconfig.h"
 #endif
 
+#include <stdlib.h>
+
 #ifndef NO_ATOMIC_OPS
 
 // libatomic_ops implementation