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$NetBSD: patch-ax,v 1.3 2006/09/16 08:28:36 adrianp Exp $
--- lib/font/Type1/util.c.orig 2001-01-17 19:43:24.000000000 +0000
+++ lib/font/Type1/util.c
@@ -97,7 +97,7 @@ vm_alloc(int bytes)
bytes = (bytes + 7) & ~7;
/* Allocate the space, if it is available */
- if (bytes <= vm_free) {
+ if (bytes > 0 && bytes <= vm_free) {
answer = vm_next;
vm_free -= bytes;
vm_next += bytes;
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