diff --git a/opal/event/select.c b/opal/event/select.c
index 42a4e8dd0a..f7845f4b5f 100644
--- a/opal/event/select.c
+++ b/opal/event/select.c
@@ -37,6 +37,9 @@
 #else
 #include <sys/_time.h>
 #endif
+#ifdef HAVE_SYS_SELECT_H
+#include <sys/select.h>
+#endif
 #include <sys/queue.h>
 #include <sys/tree.h>
 #include <signal.h>
diff --git a/opal/event/signal.c b/opal/event/signal.c
index 6d0e607f13..43cfb8d580 100644
--- a/opal/event/signal.c
+++ b/opal/event/signal.c
@@ -267,7 +267,7 @@ opal_evsignal_process(void)
 		}
 	}
 
-	memset(opal_evsigcaught, 0, sizeof(opal_evsigcaught));
+	memset((void*) opal_evsigcaught, 0, sizeof(opal_evsigcaught));
 	opal_evsignal_caught = 0;
 }