https://sourceforge.net/tracker/?func=detail&aid=3554634&group_id=21862&atid=374571
--- a/shed.c
+++ b/shed.c
@@ -31,6 +31,10 @@
 #include <ctype.h>     /* tolower    */
 #include <unistd.h>    /* dup, dup2  */
 
+#ifdef __INTERIX
+# include <sys/time.h>
+#endif
+
 #include "util.h"
 
 /* function prototypes */