macro: include errno.h

As several macros touch errno.

diff --git a/src/basic/macro.h b/src/basic/macro.h
index 3b7971f..1971e91 100644 (file)
--- a/src/basic/macro.h
+++ b/src/basic/macro.h
@@ -2,6 +2,7 @@
 #pragma once
 
 #include <assert.h>
+#include <errno.h>
 #include <inttypes.h>
 #include <stdbool.h>
 #include <sys/param.h>