Index: uspace/app/bdsh/cmds/modules/help/help.c
===================================================================
--- uspace/app/bdsh/cmds/modules/help/help.c	(revision 136ce60e031aa728e8e74498cb4177a7b0039ba8)
+++ uspace/app/bdsh/cmds/modules/help/help.c	(revision 81dd2edaddd4f5ceb84c52eabccc844c4c1a5661)
@@ -30,4 +30,5 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <stddef.h>
 #include <str.h>
 #include <fmtutil.h>