$OpenBSD: patch-headers_libpnmrw_h,v 1.2 2010/05/22 14:17:56 espie Exp $
--- headers/libpnmrw.h.orig	Wed Aug  9 17:17:41 1995
+++ headers/libpnmrw.h	Sat May 22 16:16:24 2010
@@ -19,10 +19,8 @@
 ** malloc.h at all.  A sad situation.  If you have compilation problems
 ** that point here, feel free to tweak or remove these declarations.
 */
-#include <malloc.h>
-#if !defined(sco)  &&  !defined(sgi) && !defined(IRIX)
-extern char* malloc();
-#endif
+#include <stdlib.h>
+
 /* End of configurable definitions. */