$OpenBSD: patch-wrksp_c,v 1.3 2018/12/21 15:00:42 sthen Exp $
Index: wrksp.c
--- wrksp.c.orig
+++ wrksp.c
@@ -27,6 +27,10 @@
 #include <windows.h>
 #endif
 
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <ctype.h>
+
 #define WANT_EVAL_REGS 1
 #include "logo.h"
 #include "globals.h"