--- gc_priv.h.orig	Mon Mar 22 11:44:53 1999
+++ gc_priv.h	Tue Jul 20 02:31:51 1999
@@ -50,8 +50,13 @@
 # endif
 
 typedef int GC_bool;
+# ifdef __cplusplus
+#	define TRUE true
+#	define FALSE false
+# else
 # define TRUE 1
 # define FALSE 0
+# endif
 
 typedef char * ptr_t;	/* A generic pointer to which we can add	*/
 			/* byte displacements.				*/