[Insight-users] random number generator on OSX

Wed Aug 10 08:42:15 EDT 2005

On Tue, 2005-08-09 at 15:55 -0600, Suyash P. Awate wrote:
> Hello ITK-users,
> 
> While working with ITK on the MacOSX 10.4, I tried to use the random 
> number generator "random_r()" using gcc 4.0 but I was unable to compile 
> the code. I was able to use this function just fine on linux (fedora 
> core 2) using gcc 3.3.
> 
> Has anyone tried something like this before ? I would appreciate any 
> help. Thanks.
> 
> Regards,
> Suyash.

It sounds like it's a gnu extension.  Have you tried:
	#define _GNU_SOURCE
	#include <stdlib.h>

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