199712 didn't have dlfcn.h, or that it wouldn't conflict with the other
stuff defined.
#include <sys/types.h>
#include <sys/stat.h>
+
#if defined(__NetBSD__)
#include <sys/param.h>
#if (NetBSD < 199712)
#include <nlist.h>
#include <link.h>
#define dlerror() "error in dynamic linking"
-#else
+#endif
+#endif /* NetBSD */
+
#ifdef HAVE_DLFCN_H
#include <dlfcn.h>
#endif
-#endif
-#endif /* NetBSD */
#if (defined(__OpenBSD__) || defined(__NetBSD__)) && !defined(__ELF__)
#define LEAD_UNDERSCORE "_"