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$NetBSD: patch-cl,v 1.1 2005/06/24 06:43:47 jlam Exp $
--- ext/SDBM_File/sdbm/sdbm.c.orig 2003-08-27 06:30:22.000000000 -0400
+++ ext/SDBM_File/sdbm/sdbm.c
@@ -34,10 +34,12 @@
/*
* externals
*/
-#ifndef WIN32
-#ifndef sun
-extern int errno;
-#endif
+#ifndef errno
+ extern int errno; /* ANSI allows errno to be an lvalue expr.
+ * For example in multithreaded environments
+ * something like this might happen:
+ * extern int *_errno(void);
+ * #define errno (*_errno()) */
#endif
extern Malloc_t malloc proto((MEM_SIZE));
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