$OpenBSD: patch-rw_libpnmrw_c,v 1.4 2005/05/24 19:49:28 naddy Exp $
--- rw/libpnmrw.c.orig	Mon May 23 22:58:49 2005
+++ rw/libpnmrw.c	Mon May 23 23:01:23 2005
@@ -132,6 +132,7 @@ pm_freearray(char **its, int rows)
 static void
 pm_perror(char *reason)
 {
+#if !defined(__OpenBSD__) && !defined(__FreeBSD__) && !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
@@ -287,7 +289,7 @@ pbm_readmagicnumber(FILE * file)
 static int
 pbm_getint(FILE * file)
 {
-    register char ich;
+    register int ich;
     register int i;
 
     do {