--- spread-src-3.17.1/sp.h	2002-09-27 10:08:46.000000000 -0700
+++ spread-src-3.17.1-bugfix/sp.h	2003-12-29 23:26:33.000000000 -0700
@@ -126,8 +126,8 @@
 #define         GROUPS_TOO_SHORT        -16
 #define         MESSAGE_TOO_LONG        -17
 
-#define		mailbox			int
-#define		service			int
+typedef		int			mailbox;
+typedef		int			service;
 
 #define		MAX_CLIENT_SCATTER_ELEMENTS	100
 
