Just reviewed what I changed as far a dlopen/etc are concerned, and determined

that the "fix" is wrong...

src/backend/port/BSD44_derived/dl.c

@@ -45,8 +45,6 @@ static char sccsid[] = "@(#)dl.c	5.4 (Berkeley) 2/23/91";
 
 #include "port-protos.h"
 
-#if !defined(__FreeBSD__) 
-
 static char	error_message[BUFSIZ];
 
 char *
@@ -103,5 +101,3 @@ BSD44_derived_dlclose(void *handle)
 	dlclose(handle);
 #endif
 }
-
-#endif /* __FreeBSD__ */

src/backend/port/BSD44_derived/port-protos.h

@@ -6,7 +6,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: port-protos.h,v 1.4 1997/01/03 04:59:01 scrappy Exp $
+ * $Id: port-protos.h,v 1.5 1997/01/05 23:41:43 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -35,17 +35,10 @@
  * begin with an underscore is fairly tricky, and some versions of
  * NetBSD (like 1.0, and 1.0A pre June 1995) have no dlerror.)
  */
-#if !defined(__FreeBSD__)
 # define	pg_dlopen(f)	BSD44_derived_dlopen(f, 1)
 # define	pg_dlsym	BSD44_derived_dlsym
 # define	pg_dlclose	BSD44_derived_dlclose
 # define	pg_dlerror	BSD44_derived_dlerror
-#else
-# define	pg_dlopen(f)	dlopen(f, 1)
-# define	pg_dlsym	dlsym
-# define	pg_dlclose	dlclose
-# define	pg_dlerror	dlerror
-#endif
 
 char *		BSD44_derived_dlerror(void);
 void *		BSD44_derived_dlopen(const char *filename, int num);