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To: staal1978@gmail.com, 9front@9front.org
Subject: Re: [9front] [patch] add isblank to ape/ctype.h
Date: Thu, 23 Jul 2020 22:02:45 -0700
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X-Bullshit: advanced STM AJAX over XML full-stack-oriented storage descriptor firewall-scale layer 

> +extern int isblank(int);

I think you need to implement this function as well.
You're declaring it, but I don't see an implementation
in ap/gen/isalnum.c.

This means that code like:

	int apply(int (*f)(int), int v) { return f(v); }
	apply(isblank, 'a')

will fail to link.