Include definitions for endian info if not in system includes.

src/include/postgres.h

@@ -6,7 +6,7 @@
  *
  * Copyright (c) 1995, Regents of the University of California
  *
- * $Id: postgres.h,v 1.4 1997/03/14 23:31:22 scrappy Exp $
+ * $Id: postgres.h,v 1.5 1997/07/01 00:31:10 thomas Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -204,4 +204,10 @@ typedef uint16			CommandId;
 #define STATUS_BAD_PACKET	(-7)
 #define STATUS_FOUND            (1)
 
+#if !defined(HAVE_ENDIAN_H)
+#  define LITTLE_ENDIAN 1
+#  define BIG_ENDIAN 2
+#  define PDP_ENDIAN 3
+#endif
+
 #endif /* POSTGRES_H */