Use stdlib.h instead of malloc.h, which is nonstandard.

lang/smalltalk/distinfo

@@ -1,4 +1,4 @@
-$NetBSD: distinfo,v 1.13 2007/03/07 18:37:33 joerg Exp $
+$NetBSD: distinfo,v 1.14 2007/06/23 08:26:44 minskim Exp $
 
 SHA1 (smalltalk-2.1.9.tar.gz) = e068f993d2fba93138e68c23c73e357541ade416
 RMD160 (smalltalk-2.1.9.tar.gz) = fdee6fb13b5663bffcae5df7c57c0a5096e621c2
@@ -6,3 +6,4 @@ Size (smalltalk-2.1.9.tar.gz) = 3354139 bytes
 SHA1 (patch-aa) = 84d2cd463aee940ca123c5de2aab43d6a1d25582
 SHA1 (patch-ab) = 43421fda6d712d581f10bb37c3e79b9203e51757
 SHA1 (patch-ac) = 3d32486364a86d2face58749a4862324a9ca4008
+SHA1 (patch-ad) = 4b3a92aebb4af36b54be426adeb69945a5e9dcb6

lang/smalltalk/patches/patch-ad

@@ -0,0 +1,13 @@
+$NetBSD: patch-ad,v 1.1 2007/06/23 08:26:44 minskim Exp $
+
+--- examples/gdbm.c.orig	2003-05-27 10:41:20.000000000 -0700
++++ examples/gdbm.c
+@@ -34,7 +34,7 @@
+ #include "gstpub.h"
+ #include <gdbm.h>
+ 
+-#include <malloc.h>
++#include <stdlib.h>
+ 
+ /*
+      GDBM_FILE gdbm_open(name, block_size, flags, mode, fatal_func);