$NetBSD: patch-ab,v 1.5 2005/05/23 11:37:23 adam Exp $

--- rw/libpnmrw.c.orig	2005-05-04 14:56:24.000000000 +0000
+++ rw/libpnmrw.c
@@ -132,6 +132,7 @@ pm_freearray(char **its, int rows)
 static void
 pm_perror(char *reason)
 {
+#if !defined(__NetBSD__)
 #if defined(BSD4_4)
     __const extern char *__const sys_errlist[];
 #else
@@ -147,6 +148,7 @@ pm_perror(char *reason)
 #endif
 #endif
 #endif
+#endif
     char *e;
 
 #ifdef MISSING_STRERROR