Fixed include directive for dlfcn.h: include <dlfcn.h> if HAVE_DLOPEN,

../fake/dlfcn.h otherwise.

c/fake/dlfcn.h

@@ -1,11 +1,7 @@
 /*
  * This include file is for systems which do not have dynamic loading.
  */
-#if ! defined(HAVE_DLOPEN)
-
 extern void	*dlopen(char *filename, int flags);
 extern char	*dlerror(void);
 extern void	*dlsym(void *lib, char *name);
 extern int	dlclose(void *lib);
-
-#endif

c/fake/libdl1.c

@@ -7,11 +7,16 @@
 #include "sysdep.h"
 #include <stdlib.h>
 #include <nlist.h>
-#include "../fake/dlfcn.h"
 #ifdef	USCORE
 #include <string.h>
 #endif
 
+#if defined(HAVE_DLOPEN)
+#include <dlfcn.h>
+#else
+#include "../fake/dlfcn.h"
+#endif
+
 #if	! defined(NLIST_HAS_N_NAME)
 #define	n_name	n_un.n_name
 #endif

c/unix/dynamo.c

@@ -7,8 +7,12 @@
 #include <unistd.h>
 #include "sysdep.h"
 #include "scheme48.h"
-#include "../fake/dlfcn.h"
 
+#if defined(HAVE_DLOPEN)
+#include <dlfcn.h>
+#else
+#include "../fake/dlfcn.h"
+#endif
 
 #if	defined(RTLD_NOW)
 #define	DLOPEN_MODE	RTLD_NOW