diff --git a/lib/roken/roken-common.h b/lib/roken/roken-common.h
index 56bb6aae6..19a7ff4c5 100644
--- a/lib/roken/roken-common.h
+++ b/lib/roken/roken-common.h
@@ -132,4 +132,7 @@ SigAction signal(int iSig, SigAction pAction); /* BSD compatible */
 #endif
 #endif
 
+int simple_execvp(const char*, char *const[]);
+int simple_execlp(const char*, ...);
+
 #endif /* __ROKEN_COMMON_H__ */