diff --git a/src/jrd/intl.h b/src/jrd/intl.h
index de4ca45275..c02ae673de 100644
--- a/src/jrd/intl.h
+++ b/src/jrd/intl.h
@@ -28,8 +28,8 @@
 
 #define ASCII_SPACE     32		/* ASCII code for space */
 
-#define INTL_name_not_found		1
-#define INTL_subtype_not_implemented	2
+//#define INTL_name_not_found		1
+//#define INTL_subtype_not_implemented	2
 
 /*
  *  Default character set name for specification of COLLATE clause without
diff --git a/src/jrd/tra.h b/src/jrd/tra.h
index 1e51f1f1f3..116a77655f 100644
--- a/src/jrd/tra.h
+++ b/src/jrd/tra.h
@@ -136,8 +136,9 @@ const int tra_committed		= 3;
 const int tra_us			= 4;	/* Transaction is us */
 const int tra_precommitted	= 5;	/* Transaction is precommitted */
 
-/* The highest transaction number possible.  This is 0x7fffffff if SLONG is 32 bits. */
-#define MAX_TRA_NUMBER		 (~(1L << (BITS_PER_LONG - 1)))
+// The highest transaction number possible.  This is 0x7fffffff if SLONG is 32 bits.
+//#define MAX_TRA_NUMBER		 (~(1L << (BITS_PER_LONG - 1)))
+
 /* Savepoint block */
 
 class Savepoint : public pool_alloc<type_sav>