include twm.h in header files which rely upon its definitions

Signed-off-by: Thomas E. Dickey <dickey@invisible-island.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/iconmgr.h b/src/iconmgr.h
index c74ffb1..ae9214a 100644
--- a/src/iconmgr.h
+++ b/src/iconmgr.h
@@ -34,6 +34,8 @@ in this Software without prior written authorization from The Open Group.
 #ifndef _ICONMGR_
 #define _ICONMGR_
 
+#include "twm.h"
+
 typedef struct WList {
     struct WList *next;
     struct WList *prev;